1400_专四核心词汇(正序版)

1400. flashlight

'flæʃ,lait 手电筒;闪光灯

🎤例句
  • Wicky peeked at John's flashlight. (威奇向约翰的手电筒瞥了一眼。)

  • Do you have a flashlight? (你有没有手电筒?)

🤔同义词
  • electric torch, falshlight (手电筒;闪光灯)

1401. flask

flɑ:sk [分化] 烧瓶;长颈瓶,细颈瓶;酒瓶,携带瓶

🤩短语
  • volumetric flask (量瓶;容量瓶)

  • vacuum flask (保温瓶;真空瓶;热水瓶)

  • thermos flask (热水瓶;保温瓶)

🎤例句
  • He took out a metal flask from a canvas bag. (他从帆布袋里拿出了一个金属水瓶。)
🤔同义词
  • lagena, winebottle ([分化]烧瓶;长颈瓶,细颈瓶;酒瓶,携带瓶)

1402. flatten

'flætn 击败,摧毁;使……平坦

'flætn (Flatten)人名;(德)弗拉滕

🤩短语
  • flatten out (平击;变平,转为水平飞行)
🎤例句
  • Use a rolling pin to flatten the dough. (用擀面杖把面团擀平。)

  • The land flattened out as we neared the coast. (我们接近海岸时,地势变平坦了。)

🤔同义词
  • defeat, triumph over (击败,摧毁;使……平坦)

  • even (变平;变单调)

1403. flatter

'flætə 奉承;谄媚;使高兴

🤩短语
  • flatter oneself (自鸣得意;自以为是)
🎤例句
  • Perry would always flatter Mrs. Mitchell by praising her cooking. (佩里常常奉承米切尔太太,称赞她的烹调手艺。)
🤔同义词
  • please, glad, satisfy (奉承;谄媚;使高兴)

1404. flautist

'flɔ:tist 横笛吹奏者(等于flutist)

🤔同义词
  • flutist (横笛吹奏者(等于flutist))

1405. flavour

'fleivə 香味;滋味

'fleivə 给……调味;给……增添风趣

🤩短语
  • flavour enhancer (鲜味增强剂;香味增强剂)
🎤例句
  • Which flavour do you want - chocolate or vanilla? (你要哪种味道的,巧克力还是香草?)
🤔同义词
  • fragrance, perfume (香味;滋味)

1406. flaw

瑕疵,缺点;一阵狂风;短暂的风暴;裂缝,裂纹

使生裂缝,使有裂纹;使无效;使有缺陷

🤩短语
  • flaw detection (探伤检验;缺陷检验)

  • flaw detector (探伤仪;裂痕探测仪)

  • ultrasonic flaw detector ([工]超声波探伤仪)

  • flaw echo (缺陷回波;缺陷的回波信号;缺陷回声)

  • nondestructive flaw detection (无损探伤)

  • security flaw (安全漏洞;安全性缺陷)

🎤例句
  • A design flaw (= a mistake or weakness in the way something was made ) caused the engine to explode. (一个设计缺陷导致了引擎爆炸。)
🤔同义词
  • checking, defect, deficiency, vice, fault (瑕疵,裂纹;缺点;一阵狂风)

  • crack, fracture (使无效;使破裂,使有缺陷)

1407. flea

fli: 跳蚤;低廉的旅馆;生蚤的动物

🤩短语
  • flea market (跳蚤市场;廉价市场)

  • water flea ([昆]水蚤(等于Cladocera))

🎤例句
  • Are you sure the dog has fleas ? (你确定那只狗身上有跳蚤吗?)
🤔同义词
  • Siphonaptera ([昆]跳蚤;低廉的旅馆;生蚤的动物)

1408. fleece

'fli:s 羊毛,绒头织物;羊毛制的覆盖物

'fli:s 剪下羊毛;欺诈,剥削

🤩短语
  • polar fleece (摇粒绒)

  • golden fleece (金羊毛(希腊神话中出现的一件宝物))

  • micro fleece (小鱼鳞卫衣)

🎤例句
  • ...a special protein which triggers the animal to shed its fleece. (…一种能够促使这种动物脱毛的特殊蛋白质。)

  • She claims he fleeced her out of thousands of dollars. (她声称他诈骗了她几千美元。)

🤔同义词
  • wool, erio (羊毛,绒头织物;羊毛制的覆盖物)

  • exploit, sweat (剪下羊毛;欺诈,剥削)

1409. fleet

fli:t 快速的,敏捷的

fli:t 舰队;港湾;小河

fli:t 飞逝;疾驰;掠过

🤩短语
  • a fleet of (机群;一队…)

  • fleet management (车队管理;船队管理)

  • fleet street (佛里特街(英国几家报馆办事处所在地);伦敦报业;伦敦新闻界)

  • merchant fleet (商船队)

🎤例句
  • Atalanta was fleet of foot (= able to run quickly ) . (阿塔兰特跑起来很快。)
🤔同义词
  • fast, sudden, sharp, fly, quick (快速的,敏捷的)

  • marine, navarchy ([军]舰队;港湾;小河)

  • brush, fly by (飞逝;疾驰;掠过)

  • spend, while away (消磨)

1410. flexible

'fleksibl 灵活的;柔韧的;易弯曲的

🤩短语
  • flexible packaging (软包装;软质包装)

  • flexible manufacturing (柔性制造;柔性生产)

  • flexible graphite (柔性石墨)

  • flexible structure (柔性结构,柔构造物)

  • flexible pipe (软管;挠性管)

  • flexible manufacturing system (柔性生产系统;灵活加工系统)

  • flexible joint (挠性接头;柔性接头)

  • flexible cable (软电缆;软电线;软性电缆;挠性电缆)

  • flexible shaft (软轴;挠性轴)

  • flexible working hours (机动工时)

  • flexible coupling (缓冲接头;弹性连接)

  • flexible connection (柔性连接;活动连接)

  • flexible hose (挠性软管;柔软管)

  • flexible employment (弹性就业)

  • flexible plastic (软塑料)

  • flexible pavement (柔性路面;沥青路面;柔性地面铺装)

  • flexible tube (挠性管)

  • flexible circuit (柔性电路)

  • flexible rotor (挠性转子,柔性转子)

  • flexible package (软包装;柔韧性包装)

🎤例句
  • We can be flexible about your starting date. (你具体从哪天开始,我们可以灵活一点。)

  • The government needs a more flexible approach to education. (政府在处理教育问题上需要更加灵活。)

🤔同义词
  • elastic, pliable (灵活的;[力]柔韧的;易弯曲的)

1411. flick

'flik 轻弹;忽然摇动;轻轻拂去

'flik 弹开;快速的轻打;轻打声

🎤例句
  • Papa flicked the ash from his cigar. (爸爸弹去雪茄上的烟灰。)

1412. fling

fliŋ 掷,抛;嘲笑;使陷入;轻蔑地投射;猛动

fliŋ 掷,抛;嘲弄;急冲

🤩短语
  • fling off (发出;甩掉;挫败)

  • at one fling (一举,一鼓作气地,一气呵成地)

  • fling up (vt. 向上猛抛)

  • fling at (扔向;抨击)

🎤例句
  • He flung his coat over the back of a chair. (他把外套扔在椅背上。)
🤔同义词
  • throw, cast, pitch (掷,抛;嘲笑;使陷入;轻蔑地投射;猛动)

  • put, cast (掷,抛;嘲弄;急冲)

  • hurtle (猛冲,急行)

1413. flint

flint 燧石;打火石;极硬的东西

🎤例句
  • ...a flint arrowhead. (...一个燧石箭头。)
🤔同义词
  • chert, firestone (燧石;[岩]打火石;极硬的东西)

1414. float

fləut 使漂浮;实行

fləut 彩车,花车;漂流物;浮舟;浮萍

🤩短语
  • float glass ([化]浮法玻璃)

  • float on (浮在…上)

  • float valve (浮阀)

  • ball float (浮球;球状浮子)

  • free float (自由浮动;自由浮动时间;公众持股量)

  • air float (气垫,气托)

  • float switch (浮动开关)

  • wood float (木抹子;木浮子)

  • float grass (n. 水草)

  • total float (总浮动;全多余)

  • float chamber (浮箱,浮标;浮子室)

  • float level (浮筒油面高度;浮筒水准线)

  • float about (v. 漂浮着;在传播中)

  • float off (浮起;漂浮)

🎤例句
  • I looked up at the clouds floating in the sky. (我仰望着天上的浮云。)

  • Leaves floated gently down from the trees. (叶子从树上轻轻飘落。)

🤔同义词
  • execute, to put into practice (使漂浮;实行)

  • fan, swing (浮动;飘动,散播;摇摆;付诸实施)

  • drift, caroche (彩车,花车;漂流物;浮舟;浮萍)

1415. flock

flɔk 群;棉束(等于floc)

flɔk 用棉束填满

🤩短语
  • a flock of (一群(鸟,羊等))

  • flocks and herds (牛羊)

  • a flock of sheep (一群羊)

🎤例句
  • They kept a small flock of sheep. (他们养了一小群绵羊。)
🤔同义词
  • cluster, gang, bunch, qun (群;棉束(等于floc))

  • concentrate, collect, mass, crowd (聚集;成群而行)

1416. flourish

'flauriʃ 兴旺;茂盛;挥舞;炫耀;华饰

'flauriʃ 夸耀;挥舞

🤩短语
  • a flourish of trumpets (大肆宣扬)

  • in full flourish (在全盛时,盛极一时)

🎤例句
  • He took his cap from under his arm with a flourish and pulled it low over his eyes. (他挥手从腋下取出帽子,拉低帽檐盖住眼睛。)

  • He flourished the glass to emphasize the point. (他挥舞着杯子来强调这一点。)

🤔同义词
  • health, display (兴旺;茂盛;挥舞;炫耀;华饰)

  • air, sport (夸耀;挥舞)

  • succeed, flower, thrive (繁荣,兴旺;茂盛;活跃;处于旺盛时期)

1417. flowchart

'fləu,tʃa:t [工业] 流程图;作业图

🎤例句
  • The second decision in the flowchart asks if the package software is immediately useful. (流程图中的第二个决策就是询问数据包软件是否能立刻起作用。)

  • In this flowchart, the first decision you must make revolves around the important distinction between strategic and overhead. (在这个流程图中,您要做出的第一个决策就是战略和经费的重要区别。)

  • Most of the BPM tools are considered as either tools to draw a flowchart or a workflow modeler from business requirements, which generates some implementation artifacts like code. (大多数 BPM 工具被视为绘制流程图的工具或根据业务需求建模的工作流建模器,以生成一些类似代码的实现构件。)

1418. flowerbed

'fləuəbed 花圃;花床

🎤例句
  • Each flowerbed is populated with those classic English garden decorations: little statues of gnomes. (他们各自的花圃开的花布满了那些传统英式花园,这些花就是地精的塑像。)

  • In one of our attacks the regiment ran into an almost insurmountable obstacle: enemy fire coming from an emplacement camouflaged as a flowerbed was mowing down the lines of our infantrymen. (在一次进攻中我们团遇到了一个几乎无法逾越的障碍:敌人从伪装成花圃的掩体中向我军步兵射击打乱了其队形。)

🤔同义词
  • planting, parterre (花圃;花床)

1419. flowerpot

'flauəpɔt 花盆;花钵

🎤例句
  • Do you want me to eat dirt from a flowerpot? (你想让我把花盆里的土都吃了还是咋地?)

  • He might as well plant an oak in a flowerpot, and expect it to thrive, as imagine he can restore her to vigour in the soil of his shallow cares! (他与其想象他能在他那浮浅的照料中使她恢复精力,还不如说正像把一棵橡树种在一个花盆里!)

🤔同义词
  • garden pot (花盆;花钵)

1420. fluctuate

'flʌktjueit 波动;涨落;动摇

🎤例句
  • Insect populations fluctuate wildly from year to year. (昆虫的数量每年变化很大。)
🤔同义词
  • wave motion, shake (波动;涨落;动摇)

  • destabilize (使波动;使动摇)

1421. fluent

'flu(:)ənt 流畅的,流利的;液态的;畅流的

🤩短语
  • fluent english (流利英语;英语流利)
🎤例句
  • He spoke in fluent Italian. (他用流利的意大利语讲话。)
🤔同义词
  • fluid, mellifluous (流畅的,流利的;液态的;畅流的)

1422. fluff

flʌf 绒毛;错误;无价值的东西

flʌf 念错;抖松;使…起毛

🎤例句
  • He was picking bits of fluff off his trousers. (他在揪裤子上的绒毛球。)

  • a ball of carpet fluff (地毯的绒毛团)

🤔同义词
  • error, mistake, fault, down (绒毛;错误;无价值的东西)

  • go awry, make mistakes ([纸]起毛;出错;变松)

1423. fluid

'flu(:)id 流动的;流畅的;不固定的

'flu(:)id 流体;液体

🤩短语
  • drilling fluid (钻井液;钻孔液体;钻液;钻井泥浆)

  • fluid flow (流体流动)

  • supercritical fluid ([热力]超临界流体)

  • fluid mechanics (流体力学,液体力学)

  • body fluid (体液)

  • cerebrospinal fluid (脑脊液,脑脊髓液)

  • cutting fluid (切削液;乳化切削油)

  • working fluid (工作流体,工缀体;入井液,工族)

  • fluid pressure (流体压力)

  • fluid bed (流化床;怜床)

  • fluid dynamic (流体动力学的)

  • fluid catalytic cracking (流化床催化裂解)

  • amniotic fluid ([动]羊水;羊膜水)

  • hydraulic fluid ([化]液压机液体)

  • reservoir fluid ([地质]储层流体)

  • fluid density (流体密度)

  • fluid power (流体动力;液力;液压传动)

  • fluid loss (体液损失;失水量)

  • viscous fluid (粘性流体)

  • newtonian fluid (牛顿流体;牛顿铃)

🎤例句
  • a loose, fluid style of dancing (舒展而优美的舞姿)
🤔同义词
  • floating, flowing, running, fluent (流动的;流畅的;不固定的)

  • liquid medium ([流]流体;[物]液体)

1424. flush

flʌʃ 激动,洋溢;面红;萌芽;旺盛;奔流

flʌʃ 使齐平;发红,使发亮;用水冲洗;使激动

flʌʃ 大量的;齐平的;丰足的,洋溢的;挥霍的

🤩短语
  • flush with (由于…而脸红;因…而兴奋)

  • flush out (冲掉,排出;驱赶出来)

  • in the first flush (◎一时兴起)

  • flush toilet (抽水马桶)

  • flush water (冲洗水)

  • flush valve (冲洗阀;冲洗系统活门)

  • back flush (反冲洗;逆向清洗)

  • flush type (平面型,嵌入式)

🎤例句
  • There was a slight flush on his cheeks. (他的面颊上有淡淡的红晕。)
🤔同义词
  • seed, warmth, excitation, agitation (激动,洋溢;面红;萌芽;旺盛;奔流)

  • heat, electrify (使齐平;发红,使发亮;用水冲洗;使激动)

  • blush (发红,脸红;奔涌;被冲洗)

  • massive, extensive, substantial, macro, much (大量的;齐平的;丰足的,洋溢的;挥霍的)

1425. flute

长笛;【工程设计】(刀具的)出屑槽

用长笛吹奏

🤩短语
  • reed flute cave (芦笛岩)
🎤例句
  • The boy trilled on a flute. (男孩在长笛上吹颤音。)

  • He played a nice tune on the flute. (他吹奏了一首优美的笛子曲。)

1426. flutter

'flʌtə 飘动;鼓翼;烦扰

'flʌtə 摆动;鼓翼;烦扰

🤩短语
  • atrial flutter (心房扑动)

  • flutter kick (浅打水)

  • have a flutter (口语参加小赌)

🎤例句
  • Dead leaves fluttered slowly to the ground. (枯叶缓缓飘落到地上。)

  • The flag fluttered in the light breeze. (旗帜在微风中飘动。)

🤔同义词
  • fan, float (飘动;鼓翼;烦扰)

  • stream (拍;使焦急;使飘动)

  • swing, bob (摆动;鼓翼;烦扰)

1427. flyover

'flaiəuvə 天桥;立交桥;立交马路

🤔同义词
  • platform bridge, overhead bridge (天桥;立交桥;立交马路)

1428. flypast

'flaipɑ:st 空中分列

🎤例句
  • The event was marked by the flypast of SpaceShipTwo, the craft that's designed to carry fare-paying passengers to the edge of space and back. (太空船二号空中分列将搭载付费乘客到达太空边缘然后返回。)

1429. foam

fəum 泡沫;水沫;灭火泡沫

fəum 起泡沫;吐白沫;起着泡沫流动

🤩短语
  • polyurethane foam (聚氨酯泡沫塑料;泡沫聚氨酯;聚氨酯泡沫体;聚乌拉坦泡沫胶)

  • foam rubber (泡沫橡胶;海绵乳胶)

  • foam plastic (泡沫塑料;泡沫塑胶)

  • polystyrene foam (泡沫塑料;泡沫聚苯乙烯)

  • phenolic foam ([化]酚醛泡沫体)

  • plastic foam (泡沫塑料)

  • foam glass (泡沫玻璃;蜂窝状玻璃)

  • rubber foam (泡沫橡胶;海绵橡胶;多孔橡胶)

  • rigid foam (硬质泡沫塑料;硬塑胶)

  • foam drilling fluid (泡沫钻井液)

  • foam filter (泡沫过滤器)

  • foam insulation (泡沫绝缘,泡沫绝热)

  • foam density (泡沫密度)

  • latex foam (乳胶发泡体)

  • foam profile (泡沫分布型)

  • foam concrete (泡沫混凝土;泡沫砼)

  • cleansing foam (洁面泡沫;洗面乳)

  • foam cell (泡沫细胞)

  • foam layer (泡沫层)

  • flexible foam (弹性泡沫塑料;软泡沫)

🎤例句
  • a foam mattress (海绵橡胶床垫)
🤔同义词
  • bubble, spray, yeast (泡沫;水沫;灭火泡沫)

  • spume (起泡沫;吐白沫;起着泡沫流动)

1430. focus

'fəukəs 焦点;中心;清晰;焦距

'fəukəs 使集中;使聚焦

🤩短语
  • focus on (集中于)

  • focus of (……的焦点)

  • in focus (清晰;焦点对准)

  • focus in (焦点;专注于…)

  • out of focus (焦点没对准的;模糊不清的)

  • focus group (n. 焦点小组;典型群众)

  • customer focus (顾客导向)

  • primary focus (主焦点;优先考虑)

  • focus point (聚集点)

  • shift the focus (变换焦点)

  • focus attention on (集中精力于)

  • bring into focus (使变得清楚;对好焦距)

  • focus media (分众传媒控股有限公司)

  • sharp focus (锐聚焦)

  • come into focus (◎(某物)轮廓明显,清晰)

  • depth of focus (焦深;景深)

  • ford focus (福特福克斯(美国汽车公司))

  • prime focus (主焦点)

  • focus strategy (集中化战略;焦点策略;集中战略)

  • automatic focus (自动调焦,自动对焦;电子调焦;自动聚焦)

🎤例句
  • The focus of recent research has been on environmental issues. (近期的研究重点是环境问题。)

  • Eggs became the focus for the food poisoning scare. (鸡蛋成了食物中毒恐慌的焦点。)

🤔同义词
  • center, hub, fairness ([光][数]焦点;中心;清晰;焦距)

  • centralize (使集中;[光][摄]使聚焦)

  • concentrate, band (集中;[光][摄]聚焦;调节焦距)

1431. fodder

'fɔdə 饲料;素材

'fɔdə

🤩短语
  • cannon fodder (n. 炮灰)
🎤例句
  • ...fodder for horses. (…马的饲料。)
🤔同义词
  • feed, forage (饲料;素材)

1432. foe

'fəu 敌人;反对者;危害物

🤩短语
  • friend or foe (朋友还是敌人;是敌还是友)

  • friend and foe (朋友和敌人)

🎤例句
  • Britain’s friends and foes (英国的朋友和敌人)
🤔同义词
  • enemy, anti, opponent (敌人;反对者;危害物)

1433. foliage

'fəuliidʒ 植物;叶子(总称)

🤩短语
  • foliage plant (观叶植物)
🎤例句
  • dark green foliage (墨绿色的叶子)
🤔同义词
  • vegetable, leaf, plant (植物;叶子(总称))

1434. follower

'fɔləuə 追随者;信徒;属下

🤩短语
  • roller follower (滚子从动件;滚轮挺杆)

  • cam follower (凸轮从动件;凸轮从动滚轮;挺杆;凸轮跟随器)

  • follower motion (从动件运动规律;从动件停歇)

🎤例句
  • Marx and his followers were convinced that capitalism would destroy itself. (马克思及其支持者确信资本主义将自我毁灭。)
🤔同义词
  • Christian, old faithful (追随者;信徒;属下)

1435. folly

'fɔli 愚蠢;荒唐事;讽刺剧

🎤例句
  • Somerville bitterly regretted his folly at becoming involved. (萨默维尔对于把自己牵涉进去的愚蠢行为后悔不迭。)

  • the follies of aristocratic society (贵族社会的荒唐事)

🤔同义词
  • simplicity, stupidity (愚蠢;荒唐事;讽刺剧)

1436. foodstuff

'fudstʌf 食品,食物;粮食,食料

🎤例句
  • a shortage of basic foodstuffs (基本食品短缺)
🤔同义词
  • diet, eating, edible, commissariat ([食品]食品,食物;粮食,食料)

1437. footprint

'futprint 足迹;脚印

🤩短语
  • ecological footprint (生态足迹,生态脚印)

  • carbon footprint (碳足迹;碳排放量)

🎤例句
  • We followed the footprints of a deer in the snow. (我们追踪雪地里一头鹿的足迹。)
🤔同义词
  • track, spoor (足迹;脚印)

1438. forbid

禁止;不准;不允许;〈正式〉严禁

🎤例句
  • Lack of space forbids listing the names of all those who contributed. (由于篇幅限制,无法列出所有捐款人的姓名。)
🤔同义词
  • bar, dispute, let, stem, block (禁止;妨碍,阻止)

1439. forbidden

fə'bidən 被禁止的;严禁的,禁用的

🤩短语
  • forbidden city (紫禁城)

  • forbidden fruit (禁果;非法的欢愉)

  • forbidden band ([化]禁带)

🎤例句
  • Sex was always a forbidden topic. (性在过去一直是个禁忌话题。)
🤔同义词
  • barred, embargoed (被禁止的;严禁的,[计]禁用的)

1440. force

fɔ:s 力量;武力;军队;魄力

fɔ:s 促使,推动;强迫;强加

🤩短语
  • by force (强迫地;靠武力;凭藉暴力)

  • driving force (驱动力,推动力)

  • in force (有效的;大批地;大规模地)

  • labour force (n. 劳动力)

  • labor force (劳动力)

  • air force (空军)

  • motive force (动力;起动力,原动力)

  • force on (强加于, 强迫...接受)

  • main force (主力;主力军;主力部队)

  • internal force (内力)

  • cutting force (切削力;割削力)

  • force majeure (不可抗力)

  • centrifugal force (离心力;地心引力)

  • axial force (轴向力)

  • task force (特遣部队;特别小组)

  • sales force (销售力量,推销人员)

  • work force (n. 劳动力,劳动大军;劳动人口;(工厂等在职的)工人总数;职工总数)

  • magnetic force ([物]磁力)

  • police force (警察;警察机关)

  • friction force (摩擦力)

🎤例句
  • Peace cannot be imposed by force . (和平不能通过武力来实现。)

  • The UN will allow the use of force against aircraft violating the zone. (联合国将允许对侵犯这一地区的飞机采取军事行动。)

🤔同义词
  • strength, might, army, sword, muscle (力量;武力;军队;魄力)

  • bring, drive (促使,推动;强迫;强加)

1441. forceful

'fɔ:sful 强有力的;有说服力的;坚强的

🎤例句
  • a forceful attack on government policy (对政府政策的有力抨击)
🤔同义词
  • powerful, strong, tough, cogent, steel (强有力的;有说服力的;坚强的)

1442. ford

浅滩;Ford:福特汽车公司

涉水而过

🤩短语
  • henry ford (n. 亨利·福特(人名,福特公司创始人))

  • ford motor (福特汽车(美国汽车公司))

  • harrison ford (哈里森·福特(美国著名影星))

  • gerald ford (n. 杰拉尔德·福特(美国第38任总统))

  • ford foundation (福特基金会(私人慈善机构))

  • ford focus (福特福克斯(美国汽车公司))

🎤例句
  • They were guarding the bridge, so we forded the river. (他们当时守着那座桥,我们就涉水过了那条河。)
🤔同义词
  • bank, shallow, decharge, shoaliness (浅滩)

  • squatter (涉水而过)

1443. fore

fɔ: 以前的;在前部的

fɔ: 前部;船头

fɔ: 在前面;在船头

fɔ: 在前

fɔ: (打高尔夫球者的叫声)让开!

🤩短语
  • to the fore (在前面;在近处;在手头)

  • come to the fore (涌现;崭露头角)

  • fore part (前部;船头)

  • at the fore (悬在前桅上;在前面)

🎤例句
  • There had been no direct damage in the fore part of the ship. (没有对船的前部造成直接损坏。)
🤔同义词
  • previous, ago (以前的;在前部的)

  • front, onwards (在前面;在船头)

1444. forestry

'fɔristri 林业;森林地;林学

🤩短语
  • forestry bureau (林业局)

  • forestry machinery (林业机械)

🎤例句
  • ...his great interest in forestry. (…他对林业学的浓厚兴趣。)

1445. forge

fɔ:dʒ 熔炉,锻铁炉;铁工厂

fɔ:dʒ 伪造;做锻工;前进

🤩短语
  • forge ahead (继续进行,取得进展)

  • forge piece (锻件)

  • forge press (锻压机)

  • forge iron (搅炼生铁;锻铁)

🎤例句
  • Someone stole my credit card and forged my signature. (有人偷了我的信用卡,并假冒我的签名。)

  • a forged passport (假护照)

🤔同义词
  • furnace, smelter (熔炉,锻铁炉;铁工厂)

  • trump up, to fake (伪造;做锻工)

  • doctor, trump up (伪造;[机]锻造)

1446. form

fɔ:m 形式,形状;形态,外形;方式;表格

fɔ:m 构成,组成;排列,组织;产生,塑造

🤩短语
  • in the form of (以…的形式)

  • form a (普惠制原产地证明书)

  • in form (在形式上)

  • a form of (一种…的形式)

  • application form (申请表,申请书)

  • form a complete set (配套)

  • common form (普通形式)

  • good form (有礼貌的;正确的姿势;良好的姿势)

  • take the form of (表现为……的形式)

  • on form ((运动员、赛马等)能发挥自己的水平,竞技状态良好;精力旺盛[亦作 on top form])

  • art form (艺术形式(尤指文学,绘画,音乐,民歌等))

  • registration form (登记表,注册表)

  • order form (定货单,订货单)

  • basic form (基本形式)

  • special form (特殊模壳;非凡模壳)

  • written form (书写形式)

  • artistic form (艺术形式)

  • report form (报告式;报表形式)

  • form of address (称呼语)

  • fill in the form (填写表格)

🎤例句
  • We oppose racism in all its forms. (我们反对各种形式的种族主义。)

  • Vitamin C can be taken in capsule or tablet form . (补充维生素C可以服用胶囊,也可以服用片剂。)

  • A typical training programme takes the form of a series of workshops. (一般的培训计划都采用一系列研习班的形式。)

🤔同义词
  • way of, manner, configuration, mode, profile (形式,形状;形态,外形;方式;表格)

  • constitute, arrange, organize, structure, mold (构成,组成;排列,组织;产生,塑造)

  • arrange, shape into (形成,构成;排列)

1447. formal

'fɔ:məl 正式的;拘谨的;有条理的

'fɔ:məl 正式的社交活动;夜礼服

🤩短语
  • formal education (正规教育;形式教育)

  • record of formal schooling (学历)

  • formal description (形式描述)

  • formal training (正规训练;形式练习;正式训练)

  • formal language (形式语言)

  • formal analysis (形式分析)

  • formal definition (形式定义;[计]形式语义)

  • formal logic (形式逻辑)

  • formal system (形式系统)

  • formal party (正式聚会,正式的欢迎会)

  • formal contract (正式合同;流通票据(可转让的票据);要式合同)

  • formal dress (n. 礼服)

  • formal model (形式模型)

  • formal organization (正规的组织)

  • formal verification (形式验证,形式证明)

  • formal invitation (正式请柬;正式邀请函)

  • formal parameter ([计]形式参数)

  • formal style (正式(文)体;正式语体)

  • formal theory (形式理论)

  • formal agreement (正式协议)

🎤例句
  • formal recognition of the reformed church (改革后的教会所获得的官方承认)

  • a formal agreement between the countries (两国间的正式协议)

  • There is no formal structure for negotiating pay increases. (加薪谈判没有正式的框架可循。)

🤔同义词
  • official, state (正式的;拘谨的;有条理的)

  • evening dress (正式的社交活动;夜礼服)

1448. format

'fɔ:mæt 格式;版式;开本

'fɔ:mæt 使格式化;规定…的格式

🤩短语
  • file format ([计]文件格式)

  • data format (数据格式)

  • standard format (标准格式;标准书型)

  • output format ([计]输出格式)

  • digital format (数位格式)

  • image format (图像格式;影像格式)

  • document format (n. 文档格式)

  • report format (报表格式)

  • format string (格式字符串)

  • message format (消息格式;报文格式)

  • storage format (存储格式)

  • general format (n. 通用格式;一般格式)

  • time format (n. 时间格式)

  • compressed format (n. 压缩格式)

  • binary format (二进形式,二进制格式)

  • fixed format (固定格式)

  • record format (记录格式)

  • word format (字格式)

  • date format (n. 日期格式)

  • picture format ([计]图片格式)

🎤例句
  • a large-format book for the partially-sighted (一本给弱视者阅读的大开本的书)

1449. formation

fɔ:'meiʃən 形成;构造;编队

🤩短语
  • formation damage (地层损害,油层损害;生产层损坏)

  • formation water (地层水)

  • bone formation (骨形成;骨生成)

  • capital formation ([经]资本形成;集资)

  • film formation (成膜;膜的形成)

  • rock formation (岩层)

  • image formation (成像;图像形成)

  • word formation (n. 构词,构词法;词性转换)

  • scale formation (结垢)

  • crack formation (龟裂形成)

  • pattern formation (图形生成;图样形成;模式形成)

  • formation energy (形成能)

  • soil formation (土壤形成;成土过程)

  • cell formation (细胞形成;晶胞生成)

  • ice formation (冻结成冰,成冰作用)

  • cloud formation (云之形成)

  • personality formation (人格形成)

  • formation of image (成像,地层成象)

  • hippocampal formation (海马结构)

  • reticular formation (网状结构)

🎤例句
  • We now know a lot more about the early stages of planetary formation. (我们现在对行星形成过程的早期阶段有了更多的了解。)
🤔同义词
  • constitution, fabric, becoming, structure, build (形成;[水文]构造;编队)

1450. formidable

'fɔ:midəbl 强大的;可怕的;令人敬畏的;艰难的

🎤例句
  • The building is grey, formidable, not at all picturesque. (那幢建筑呈灰色,气势凛然,与漂亮沾不上边。)

  • The new range of computers have formidable processing power. (该系列的新型计算机处理能力惊人。)

🤔同义词
  • powerful, terrible, august, horrible (强大的;可怕的;令人敬畏的;艰难的)

1451. formula

'fɔ:mjulə [数] 公式,准则;配方;婴儿食品

🤩短语
  • empirical formula (经验式;实验式)

  • infant formula (婴儿配方;婴儿配方食品)

  • formula one (一级方程式赛车)

  • general formula (通式;一般公式)

  • mathematical formula (数学公式)

  • computational formula (计算公式)

  • approximate formula (近似公式;近真公式)

  • baby formula (婴幼儿配方奶粉;婴幼儿配方)

  • recurrence formula (递推公式;递归公式;循环公式)

  • molecular formula (n. 分子式)

  • chemical formula (化学式)

  • structural formula (结构式;分子式)

  • recursion formula (递推公式;[数]递归公式)

  • rational formula (有理公式)

  • taylor formula (n. 泰勒公式)

  • interpolation formula ([计]插值公式)

  • euler's formula (欧拉公式)

  • check formula (验算公式)

  • asymptotic formula ([数]渐近公式)

  • exact formula (精密公式)

🎤例句
  • We’re still searching for a peace formula. (我们仍在寻找和平方案。)

  • There is no magic formula (= a method that is certain to be successful ) that will transform sorrow into happiness. (没有妙方可以化悲为喜。)

  • With viewing figures up a million, the programme has a winning formula . (收视人数增加了一百万,这个节目的确拥有吸引观众的法宝。)

🤔同义词
  • criterion, expressions ([数]公式,准则;[化工]配方;婴儿食品)

1452. forth

fɔ:θ 向前,向外;自…以后

fɔ:θ (Forth)人名;(德)福特;(英)福思

🤩短语
  • set forth (陈述,提出;出发;陈列;宣布)

  • put forth (提出;发表;启航;(植物等)长出;放出)

  • and so forth (等等)

  • back and forth (反复地,来回地)

  • bring forth (v. 产生;发表)

  • come forth (出来;涌现;被公布)

  • go forth (出发,向前去;发布)

  • went forth (公告)

  • setting forth (动身)

  • send forth (发出;长出;出版)

  • as set forth (如前所述)

  • burst forth (突发;喷出)

  • break forth (喷发;突发)

  • call forth (唤起;使产生;使起作用)

  • give forth (发表;发出)

  • go forth into (出发)

  • spring forth (跳出;涌出;生长;发展)

  • hold forth (v. 滔滔地说;提供)

  • draw forth (引出,诱出;引起,唤起;博得)

🎤例句
  • The house was still burning, pouring forth thick black smoke. (房子仍在燃烧,冒出浓浓的黑烟。)
🤔同义词
  • to, ahead, along, forwards, front (向前,向外;自…以后)

1453. forthcoming

'fɔ:θ'kʌmiŋ 即将来临的

'fɔ:θ'kʌmiŋ 来临

🎤例句
  • the forthcoming elections (即将到来的选举)

  • Keep an eye on the noticeboards for forthcoming events . (请注意布告牌上的活动预告。)

🤔同义词
  • upcoming, imminent (即将来临的)

  • oncoming (来临)

1454. fortitude

'fɔ:titju:d 刚毅;不屈不挠;勇气

🎤例句
  • Winnie is a woman of quiet fortitude who has endured a lot of suffering. (温妮是个坚强寡言的女子,她忍受了许多痛苦。)
🤔同义词
  • courage, heart, nerve (刚毅;不屈不挠;勇气)

1455. fortress

'fɔ:tris 堡垒;要塞

'fɔ:tris 筑要塞;以要塞防守

🎤例句
  • ...a 13th-century fortress. (…一座13世纪的城堡。)
🤔同义词
  • tower, bastion (堡垒;要塞)

1456. fortunately

'fɔitʃənitli 幸运地

🎤例句
  • Fortunately, everything worked out all right in the end. (幸运的是,最后一切顺利。)
🤔同义词
  • happily, luckily (幸运地)

1457. forum

'fɔ:rəm 论坛,讨论会;法庭;公开讨论的广场

🤩短语
  • world economic forum ((瑞士达沃斯)世界经济论坛)

  • discussion forum (讨论区)

  • open forum (开放论坛;公开讨论会)

  • academic forum (学术讲座,学术论坛)

  • forum management (论坛管理)

  • asean regional forum (东盟地区论坛)

  • exchange forum (交流区;交流论坛)

🎤例句
  • Members of the council agreed that was an important forum for discussion. (理事会成员们一致认为那是一个用于讨论的重要论坛。)
🤔同义词
  • consultation, seminar (论坛,讨论会;法庭;公开讨论的广场)

1458. forwards

'fɔ:wədz 向前;今后

🤩短语
  • put forward (v. 提出;拿出;放出;推举出)

  • look forward (期待;盼望)

  • brought forward (提出)

  • looking forward (展望未来)

  • bring forward (提出;提前;结转)

  • carry forward (发扬;推进)

  • push forward (推进;抓紧进行)

  • move forward (向前移动,提步向前;向前发展)

  • step forward (走出,向前进;站出来)

  • go forward (发生,前进)

  • moving forward (进步;往前行)

  • leap forward (跃进;向前跳;快速发展)

  • great leap forward (大跃进(中国于1958~1960年执行的经济计划))

  • please forward (请转交;请转发)

  • come forward (涌现;自告奋勇;被提出来讨论)

  • carried forward (结转;转下页;接后)

  • dash forward (插上;向前冲)

  • power forward (大前锋;强力前锋)

  • straight forward (直接了当;开门见山)

  • feed forward (前馈;正向输送)

🎤例句
  • The paging UI allows you to navigate backwards and forwards through displayed data, displaying a fixed number of records at a time. (该分页 UI 使您能够在所显示的数据之间向前和向后导航,并且一次显示固定数量的记录。)

  • Together they illustrate the importance of understanding the lifecycle -- backwards, forwards, and inside out -- so that you can manipulate it when you need to. (将这些问题汇总在一起,就能体现充分理解生命周期的重要性 —— 向后、向前或由内向外,这样您就可以在需要的时候操纵它。)

  • The single door hinges forwards and upwards, so such cars can be parked facing the pavement and close together—indeed, three of them can sit abreast in a standard parking place. (唯一的门可以向前和向上开启,所以这样的车可以面向着道路紧密停靠在一起,当然,三辆这样的车可以并排停在一个标准停车位里。)

🤔同义词
  • forth, to, hence, ahead, along (向前;今后)

1459. fossil

'fɔsəl 化石;僵化的事物;顽固不化的人

'fɔsəl 化石的;陈腐的,守旧的

🤩短语
  • fossil fuel (矿物燃料,化石燃料)

  • living fossil ([生]活化石;[口]落后于时代的人)

  • trace fossil (生痕化石;踪迹化石)

  • fossil oil (石油;化石燃料)

🎤例句
  • fossils of early reptiles (早期爬行动物的化石)

  • Marine sponges have a long fossil record (= their development has been recorded over a long period ) . (海绵动物留下了漫长的化石记录。)

🤔同义词
  • petrification, reliquiae ([古生]化石;僵化的事物;顽固不化的人)

  • banal, trite ([古生]化石的;陈腐的,守旧的)

1460. foster

'fɔstə 培养;养育,抚育;抱(希望等)

'fɔstə 收养的,养育的

'fɔstə (Foster)人名;(英、捷、意、葡、法、德、俄、西)福斯特

🤩短语
  • foster care (看护;照顾)

  • foster home (寄养家庭;抚养孤儿的家庭)

  • foster father (养父)

  • foster son (n. 养子)

  • jodie foster (n. 朱迪·福斯特(美国女演员))

🎤例句
  • The bishop helped foster the sense of a community embracing all classes. (主教鼓励一种包容各个阶层的社区精神。)

  • Little Jack was placed with foster parents. (小杰克被安置在养父母家。)

🤔同义词
  • cultivate, rear, raise, plant, mother (培养;养育,抚育;抱(希望等))

1461. foundation

faun'deiʃən 基础;地基;基金会;根据;创立

🤩短语
  • on the foundation ([英国英语]领取基金会提供奖学金(或津贴)的;属于由基金维持的机构的)

  • theoretical foundation (理论基础)

  • solid foundation (基础雄厚;实体基础)

  • foundation pit (基坑)

  • pile foundation (打桩基础)

  • deep foundation (深基础;深层地基)

  • lay a foundation (奠定基础;奠基;打下基础)

  • foundation treatment (地基处理,基础处理)

  • economic foundation (经济基础)

  • dam foundation (坝基)

  • foundation stone (基石;根源)

  • foundation soil (地基;地基土)

  • foundation design (基础设计;基础工程)

  • elastic foundation (弹性地基;弹力胸衣)

  • research foundation (研究基金会)

  • firm foundation (坚实的基础)

  • national science foundation (美国国家科学基金会)

  • foundation engineering (基础工程;地基工程)

  • social foundation (社会基础)

  • foundation work (基础工作;基础工程)

🎤例句
  • It took the builders three weeks to lay the foundations . (建筑工人花了三星期的时间打地基。)

  • The earthquake shook the foundations of the house. (地震动摇了那幢房子的地基。)

🤔同义词
  • elements, basis, bed, seed, radical (基础;[建]地基;基金会;根据;创立)

1462. founder

'faundə 失败;沉没;倒塌;变跛

'faundə 创始人;建立者;翻沙工

🤩短语
  • founder member (创办人;发起人)
🎤例句
  • Their marriage began to founder soon after the honeymoon. (他们的婚姻在蜜月之后不久便触礁了。)
🤔同义词
  • collapse, come to naught (失败;沉没;倒塌;变跛)

  • destroy, undermine (破坏;使摔倒;垮掉)

  • author, builder (创始人;建立者;翻沙工)

1463. fowl

faul 家禽;鸟;飞禽

faul 打鸟;捕野禽

🤩短语
  • silky fowl (乌骨鸡)

  • guinea fowl (n. 珍珠鸡)

🎤例句
  • Carve the fowl into 8 pieces. (将这只家禽切成8块。)
🤔同义词
  • bird, poultry ([禽]家禽;鸟;飞禽)

1464. foyer

'fɔiei 门厅,休息室;大厅

🎤例句
  • I went and waited in the foyer. (我去了,在门厅里等着。)
🤔同义词
  • retiring room, lobby (门厅,休息室;大厅)

1465. fraction

'frækʃən 分数;部分;小部分;稍微

🤩短语
  • volume fraction (体积分率,体积分数;容积率)

  • a fraction of (一小部分;一部分;零点几)

  • mass fraction (n. 质量分数)

  • ejection fraction (射血分数;射出分率)

  • void fraction (空隙率;空隙分数;空隙组分)

  • mole fraction (摩尔分数;克分子分数)

  • molar fraction (n. 克分子分数;摩尔分数)

  • size fraction (粒级;颗粒组;粒度级份额)

  • weight fraction (重量百分率;重量分率;重量分数)

  • continued fraction (连分数,连分式)

  • decimal fraction (n. 小数;十进制小数)

  • fraction defective ([工业管理]不合格率;废品率;不良率)

  • to a fraction ([口语]完全地;地地道道地;百分之百地)

🤔同义词
  • score, marks, proportion, part, portion ([数]分数;部分;小部分;稍微)

1466. fragile

'frædʒail 脆的;易碎的

🤩短语
  • fragile goods (易碎商品;易碎货物)

  • fragile x syndrome ([精神病学]脆性X综合征;X染色体易损综合征)

🎤例句
  • Be careful with that vase – it’s very fragile. (小心那只花瓶——很容易打碎的。)

  • fragile bones (脆弱的骨头)

🤔同义词
  • delicate, crumbly (脆的;易碎的)

1467. fragment

'fræɡmənt 碎片;片断或不完整部分

'fræɡmənt 使成碎片

🤩短语
  • fragment length polymorphism (片段长度多态性)

  • restriction fragment (限制酶断片)

  • rock fragment (岩屑,岩石碎块)

  • fragment ion (碎片离子)

🎤例句
  • glass fragments (玻璃碎片)
🤔同义词
  • debris, chip (碎片;片断或不完整部分)

1468. fragrance

'freiɡrəns 香味,芬芳

🎤例句
  • ...a shrubby plant with a strong characteristic fragrance. (…一种有独特浓郁香味的灌木。)
🤔同义词
  • flavour, redolence (香味,芬芳)

1469. frail

freil 脆弱的;虚弱的

freil 灯心草篓;少妇;少女

🎤例句
  • {"COLLOINEXA":["frail elderly people"]} (年老体衰者)

  • her frail health (她虚弱的身体)

🤔同义词
  • weak, tender, slight (脆弱的;虚弱的)

  • girl-o, chicklet (灯心草篓;少妇;少女)

1470. frame

freim 框架;结构;[电影] 画面

freim 设计;建造;陷害;使…适合

freim 有木架的;有构架的

🤩短语
  • frame structure (框架结构;帧结构)

  • steel frame (钢架;钢骨架)

  • frame in (进入;框以…)

  • photo frame (相框;照相架)

  • reference frame (参考系,参考坐标系)

  • rigid frame (刚性构架)

  • time frame (时间范围;[计]时间帧)

  • concrete frame (混凝土构架;混凝土排架)

  • spinning frame (细纱机,精纺机;精纱机)

  • frame of reference ([物]参照系;[数]坐标;参照标准)

  • picture frame (相框;画框)

  • frame of mind (心情)

  • main frame (主机;主机机架)

  • structural frame (结构构架,构架)

  • machine frame (机架,曳引机架;机框)

  • frame rate (帧频,帧速率)

  • frame work (框架;结构)

  • rigid frame bridge (刚构桥,刚架桥;刚架式桥梁)

  • frame construction (框架结构)

  • window frame (n. 窗框;窗口框架)

🎤例句
  • They removed the picture from its wooden frame. (他们把画从木镜框中取下来。)
🤔同义词
  • configuration, mechanics, texture, structure ([建][计]框架;结构;[电影]画面)

  • design, construct, engineer, style, project (设计;建造;陷害;使…适合)

1471. frank

fræŋk 坦白的,直率的;老实的

fræŋk 免费邮寄特权

fræŋk 免费邮寄

🤩短语
  • frank lampard (弗兰克·兰帕德(英国足球明星))

  • to be frank (说实话;老实说;坦率地说)

  • be frank with you (跟你老实说;坦白跟你讲)

  • frank sinatra (法兰克辛纳屈(美国歌手及演员))

🎤例句
  • To be perfectly frank, I think it’s a bad idea. (老实说,我认为这个主意不好。)
🤔同义词
  • explicit, naked, confessed (坦白的,直率的;老实的)

1472. fraternity

frə'tə:niti 友爱;兄弟会;互助会;大学生联谊会

🎤例句
  • fraternity between nations (国与国之间的情谊)
🤔同义词
  • friendship, brotherliness (友爱;兄弟会;互助会;大学生联谊会)

1473. free

fri: 免费的;自由的,不受约束的;[化学] 游离的

fri: 使自由,解放;释放

fri: 自由地;免费

fri: (Free)人名;(英)弗里

🤩短语
  • for free (免费)

  • free of (adj. 无…的;摆脱…的;在…外面)

  • free from (使摆脱;免于;解放)

  • feel free (随便,轻松)

  • free trade ([经]自由贸易)

  • get free (获得自由;自由了)

  • free time (空闲时间,自由时间)

  • free radical ([化]自由基;游离基)

  • free and easy (adj. 无拘无束的;过分随便的;马虎的)

  • free market (自由市场)

  • free energy (自由能)

  • free space (自由空间;空闲空间)

  • free surface ([化]自由表面;[计]自由面)

  • set free (v. 释放;使获得自由)

  • free trade zone (自由贸易区)

  • free speech (n. 言论自由)

  • free vibration (自由振动,自由振荡)

  • free and clear (没有义务的;没有牵连的)

  • free access (自由访问;自由存取;自由入口)

  • free trade area (自由贸易区)

🎤例句
  • Admission is free for children under 9. (九岁以下儿童免费入场。)

  • All students are offered free accommodation. (所有学生都免费住宿。)

  • Send for our free information pack for more details. (欲知详情,请来函索取我们的免费信息包。)

  • There’s a special free gift with this month’s magazine. (本月杂志附赠特别礼物。)

🤔同义词
  • independent, franco ([经]免费的;自由的,不受约束的;[化学]游离的)

  • deliver, emancipate (使自由,解放;释放)

  • allodially, liberally (自由地;[经]免费)

1474. freebie

'fri:bi: 免费的东西;免费赠品(尤指戏院赠券)

🎤例句
  • It's a freebie I got at the carnival. (这是我在嘉年华得的免费赠品。)
🤔同义词
  • lagniappe (免费的东西;免费赠品(尤指戏院赠券))

1475. freezer

'fri:zə 冰箱;冷冻库;制冷工

🤔同义词
  • refrigerator, icebox (冰箱;[制冷]冷冻库;制冷工)

1476. freight

freit 运送;装货;使充满

freit 货运;运费;船货

🤩短语
  • freight forwarding (货运代理;货物发运;运费由提货方支付)

  • air freight (航空运费;空运的货物)

  • freight transport (货物运输)

  • freight rate (运价;运费率)

  • freight forwarder (货运代理;货运代理人)

  • sea freight (海运费,海运费率)

  • ocean freight (海运运费)

  • freight car (运货车厢)

  • freight prepaid (运费已付;[经]运费预付)

  • freight train (货运车)

  • freight forward (运费由提货人支付,运费到付)

  • freight collect (运费到付)

  • freight collect (freight payable at destination) (运费到付(到目的地后付运费))

  • freight traffic (货运;货运交通)

  • freight service (货运;货运业务)

  • freight station (货运站)

  • freight volume (货物运输量)

  • freight cost (运费;货运成本)

  • freight charge (运费)

  • by freight ((美)用普通铁路货车运送)

🎤例句
  • freight services (货运公司)

  • We’ll send your personal belongings by air freight and your furniture by sea freight . (你的个人物品我们将以空运方式运送,家具将以海运方式运送。)

🤔同义词
  • ship, transit, forward (运送;装货;使充满)

  • charges, carriage (货运;[交]运费;[水运]船货)

1477. frequency

'frikwənsi 频率;频繁

🤩短语
  • high frequency (高频)

  • low frequency (低频率;低周波)

  • frequency domain ([化]频域;频率范围)

  • frequency conversion (频率变换)

  • radio frequency (无线电频率)

  • natural frequency (自然频率,固有频率;本盏率)

  • frequency response (频率响应;录放幅频响应)

  • frequency spectrum (频谱;频率谱)

  • frequency converter (变频器)

  • frequency band (频带;频段)

  • video frequency (视频率)

  • frequency control (频率控制)

  • frequency division (分频;频率划分)

  • frequency range (频率范围)

  • vibration frequency (频率;振动频率;波动频率)

  • frequency modulation (调频)

  • intermediate frequency (中频)

  • frequency division multiplexing (频分复用;分频多路传输)

  • power frequency (电力频率;工业频率)

  • resonance frequency (共振频率;谐振频率;共鸣频率)

🎤例句
  • Side effects from prescribed drugs are being reported with increasing frequency (= more and more often ) . (处方药的副作用正越来越频繁地被报道出来。)

  • The relative frequency of fraternal twins has halved since 1950. (自1950年以来,异卵双胞胎的相对出生率下降了一半。)

🤔同义词
  • periodicity ([物]频率;频繁)

1478. freshman

'freʃmən 新手,生手;大学一年级学生

🤔同义词
  • rookie, tyro (新手,生手;大学一年级学生)

1479. friction

'frikʃən 摩擦,[力] 摩擦力

🤩短语
  • friction coefficient (磨擦系数)

  • friction force (摩擦力)

  • friction factor (摩擦因子;摩擦率)

  • trade friction (贸易摩擦)

  • coefficient of friction (摩擦系数;磨擦系数)

  • internal friction (内摩擦;内耗)

  • friction welding (摩擦焊接)

  • sliding friction (滑动摩擦)

  • friction material (摩擦材料)

  • dry friction ([物]干摩擦;库伦摩擦)

  • friction angle (磨擦角)

  • friction loss (摩擦损失)

  • skin friction (表面摩擦(表皮摩擦机壳与空气的摩擦力))

  • coulomb friction ([力]库仑摩擦)

  • friction torque (摩擦力矩;摩擦转矩;摩擦扭矩)

  • rolling friction (滚动摩擦)

  • friction surface (摩擦表面)

  • static friction (静摩擦;干摩擦;库仑摩擦)

  • friction heat (摩擦热)

  • friction clutch (摩擦离合器)

🎤例句
  • Putting oil on both surfaces reduces friction. (两面都上油可减小摩擦力。)
🤔同义词
  • attrition, frottage ([力]摩擦,摩擦力)

1480. frightened

'fraitnd 害怕的;受惊的;受恐吓的

'fraitnd 害怕;使吃惊;吓走(frighten的过去分词)

🤩短语
  • frightened to death (吓死了)
🎤例句
  • Don’t be frightened. We’re not going to hurt you. (别害怕,我们不会伤害你的。)

  • To tell the truth, I was frightened to death (= very frightened ) . (说实话,我怕得要命。)

  • a frightened horse (一匹受惊的马)

🤔同义词
  • afraid, scared (害怕的;受惊的;受恐吓的)

  • funked (害怕;使吃惊;吓走(frighten的过去分词))

1481. fringe

frindʒ 边缘;穗;刘海

frindʒ 边缘的;附加的

frindʒ 加穗于

🤩短语
  • fringe pattern (条纹图形,干涉图样)

  • interference fringe ([电]干涉条纹)

  • fringe area (电视接收边缘区;边缘地区;干扰区域)

  • fringe benefit (额外福利;小额利益)

  • fringe contrast (条纹反差;干涉条纹对比;条纹衬比度条)

  • diffraction fringe (绕射条纹)

🎤例句
  • a tall girl with straight brown hair and a fringe (一头棕色直发、留着刘海的高个子女孩)

  • The monarchists are a small fringe group who quarrel fiercely among themselves. (君主制拥护者们是个边缘性小团体,内部争吵激烈。)

🤔同义词
  • margin, ear, brink, suburb (边缘;穗;刘海)

  • additional, attached, marginal, plus, more (边缘的;附加的)

1482. fro

向后;向那边

🤔同义词
  • rear, aback (向后;向那边)

1483. frosting

'frɔstiŋ 结霜;霜状白糖;无光泽面;去光泽

'frɔstiŋ 以霜覆盖;冻坏;起霜(frost的ing形式)

'frɔstiŋ 结霜的;磨砂的;消光的

🎤例句
  • ...a huge pastry with green frosting on it. (…一个撒有绿色糖霜的大型酥饼。)

1484. frown

fraun 皱眉;不同意

fraun 皱眉,蹙额

🤩短语
  • frown on (不悦,不满)

  • frown at (对…感到生气不满;对…皱眉)

  • frown upon (不悦;皱眉;不赞成)

🎤例句
  • She frowned as she read the letter. (她看着信皱起了眉头。)
🤔同义词
  • disagree with, to disapprove of (皱眉;不同意)

  • mowe (皱眉,蹙额)

1485. frozen

'frəuzn 冻结的;冷酷的

'frəuzn 结冰(freeze的过去分词);凝固;变得刻板

🤩短语
  • frozen soil (冻土)

  • frozen food (冷冻食品;速冻食品)

  • frozen vegetables (冷冻蔬菜,速冻蔬菜)

  • frozen meat (冻肉;冷冻肉)

  • frozen ground (冻地;冻原)

  • frozen section (冻结切片)

  • frozen throne (冰封王座(游戏名称))

  • frozen fish (冻鱼,冷冻鱼)

  • frozen shoulder (五十肩,冰冻肩)

  • frozen injury (冻伤,冻害)

🎤例句
  • You can use fresh or frozen fish. (你可以使用新鲜或冷冻的鱼。)

  • frozen peas (冷冻豌豆)

🤔同义词
  • grim, pitiless ([制冷][气象][生物][经]冻结的;[食品]冷酷的)

  • freezed ([气象]结冰(freeze的过去分词);凝固;变得刻板)

1486. frugal

'fru:ɡəl 节俭的;朴素的;花钱少的

🎤例句
  • As children we were taught to be frugal and hard-working. (我们小时候被教育要节俭和勤劳。)

  • He led a remarkably frugal existence. (他过着极其节俭的生活。)

🤔同义词
  • plain, provident (节俭的;朴素的;花钱少的)

1487. fruitless

'fru:tlis 不成功的,徒劳的;不结果实的

🎤例句
  • So far, their search has been fruitless. (到目前为止,他们的搜寻工作毫无结果。)
🤔同义词
  • failed, empty, unsuccessful, vain (不成功的,徒劳的;不结果实的)

1488. frustrate

frʌs'treit 挫败;阻挠;使感到灰心

frʌs'treit 挫败的;无益的

🎤例句
  • Their attempts to speak to him were frustrated by the guards. (他们想跟他说话,但被警卫拦住了。)
🤔同义词
  • defeat, discomfit (挫败;阻挠;使感到灰心)

  • founder, come to naught (失败;受挫)

  • thwarted, unprofitable (挫败的;无益的)

1489. fulfil

ful'fil 履行;完成;实践;满足

🎤例句
  • Visiting Disneyland has fulfilled a boyhood dream . (迪士尼乐园之游使童年梦想成真。)

  • Being deaf hasn’t stopped Karen fulfilling her ambition to be a hairdresser. (失聪并没有阻止卡伦实现当美发师的抱负。)

  • It was then that the organization finally began to fulfill the hopes of its founders. (直到那时,该组织才终于开始实现其创办人的愿望。)

🤔同义词
  • accomplish, carry out, achieve, perform, complete (履行;完成;实践;满足)

1490. full

ful 完全的,完整的;满的,充满的;丰富的;完美的;丰满的;详尽的

ful 十分,非常;完全地;整整

ful 把衣服缝得宽大

ful 全部;完整

🤩短语
  • full of oneself (骄傲;臭美;自以为是;只顾自己)

  • full of (装满;全神贯注于…的)

  • in full (全部;全额;充足)

  • make full use of (充分利用)

  • full range (全音域,全频;全距;全馏程)

  • to the full (充分地;完全地)

  • at full (完全地,完整地;)

  • give full play to (充分发挥)

  • full set (全套,全组)

  • full set of (全套;一整套)

  • full text (全文)

  • full time (专职;全部时间)

  • take full advantage of (v. 充分利用)

  • full moon (满月)

  • full name (全名;全称)

  • full scale (全尺寸;原大的;完全的;全刻度的;满量程)

  • full speed (全速)

  • full swing (达到活动的高潮;全力进行中)

  • full automatic (全自动的)

  • full service (全方位服务;(英)做礼拜时全部颂歌的乐谱)

🎤例句
  • The train was completely full. (火车坐得满满的。)

  • Don’t talk with your mouth full. (嘴里塞满东西时不要说话。)

  • The class is full, but you can register for next term. (这个班已经满了,不过你可以注册下学期的。)

  • The bath was full to the brim (= completely full ) with hot water. (浴缸里满满一缸热水。)

🤔同义词
  • complete, filled, abundant, whole, absolute (完全的,完整的;满的,充满的;丰富的;完美的;丰满的;详尽的)

  • extremely, badly, totally, entirely, highly, completely, absolutely (十分,非常;完全地;整整)

  • integrity, entirety (全部;完整)

1491. fume

fju:m 冒烟;发怒

fju:m 烟;愤怒,烦恼

🤩短语
  • fume hood (通风橱;烟橱)

  • exhaust fume (排烟;废气)

🎤例句
  • ...car exhaust fumes. (…汽车尾气。)
🤔同义词
  • smoke, anger (冒烟;发怒)

  • smoke, anger, worry, trouble, wrath (烟;愤怒,烦恼)

1492. function

'fʌŋkʃən 功能;[数] 函数;职责;盛大的集会

'fʌŋkʃən 运行;活动;行使职责

🤩短语
  • and function ([计]与酌)

  • objective function (目标函数)

  • system function (系统功能;系统函数)

  • transfer function (转移函数,传递函数)

  • basic function (基本功能;基本函数)

  • physiological function (生理机能)

  • service function (服务功能)

  • control function ([计]控制功能;控制函数;控制职能;控制操作控制功能)

  • distribution function (分布函数;分配函数)

  • social function (盛大的公共集会, 社会功能;正式社交集会)

  • liver function (肝功能)

  • basis function (基函数)

  • as a function of (根据)

  • special function (特殊函数;专用功能)

  • management function (管理功能;管理职能)

  • membership function (从属函数;属籍函数)

  • density function (密度函数)

  • cost function (价值函数)

  • production function (生产函数;生产功能)

  • object function (目标函数;原函数)

🎤例句
  • The nervous system regulates our bodily functions (= eating, breathing, going to the toilet etc ) . (神经系统控制着我们身体的功能。)

  • Bauhaus architects thought that function was more important than form. (包豪斯学派的建筑师认为功能重于形式。)

  • The authorities say the prison is now functioning normally. (当局称该监狱现在在正常运转。)

🤔同义词
  • action, obligation, fn ([计]功能;[数]函数;[管理]职责;盛大的集会)

  • exercise one's activity (运行;活动;行使职责)

1493. fund

fʌnd 基金;资金;存款

fʌnd 投资;资助

🤩短语
  • provident fund (公积金;福利基金;准备基金)

  • investment fund ([经]投资基金)

  • capital fund (资本基金)

  • international monetary fund (国际货币基金组织)

  • accumulation fund (公积金;积累基金)

  • fund manager (基金经理,财务经理;基金管理人)

  • hedge fund (避险基金;套保基金)

  • mutual fund (共有基金)

  • insurance fund (保险基金)

  • pension fund (养老基金;退休基金)

  • fund raising ([经]筹措资金)

  • exchange fund (外汇基金)

  • housing fund (住房公积金)

  • trust fund (信托基金)

  • in funds (有资本;有资金可用)

  • development fund (开发基金)

  • raise fund (筹集资金)

  • reserve fund (准备基金)

  • bond fund (债券基金)

  • open-end fund (开放型基金,追加型基金)

🎤例句
  • The fund was set up to try to save the cathedral. (设立基金以挽救大教堂。)
🤔同义词
  • capital, deposit, saving ([金融]基金;资金;存款)

  • invent money in, to invest (投资;资助)

1494. fundamental

,fʌndə'mentəl 基本的,根本的

,fʌndə'mentəl 基本原理;基本原则

🤩短语
  • fundamental principle (基本原则)

  • fundamental change (根本变化)

  • fundamental research (基础研究)

  • fundamental law (基本法;基本定律)

  • fundamental frequency (基频,基本频率)

  • fundamental rights (基本权利)

  • fundamental equations (基本方程)

  • fundamental analysis (基本分析;基础分析)

  • fundamental function (基本功能;特寨数;特征函数;基本函数)

  • fundamental mode (基本形式;基本工作方式;基谐模)

  • fundamental plane (基面)

  • fundamental point (基本点;基点;原点;基准点)

  • fundamental wave (基波)

  • fundamental mechanism (基本机制)

  • fundamental system (基本体系;基本系统)

  • fundamental component (基本成份;基波分量)

  • fundamental characteristic (基本性能)

  • fundamental unit (基本单位)

  • fundamental matrix (基本矩阵)

  • fundamental feature (基本特点)

🎤例句
  • We have to tackle the fundamental cause of the problem. (我们必须解决问题的根本原因。)

  • the fundamental principles of liberty and equality (自由和平等这两个基本原则)

🤔同义词
  • elementary, basic, essential, organic, primary (基本的,根本的)

  • basic principle, ultimate, rationale (基本原理;基本原则)

1495. funfair

'fʌnfeə 游乐场;游艺集市

🎤例句
  • One of the most poignant sights awaiting visitors is the funfair, which was due to open just a few days before disaster struck. (最能打动游客心弦的情景是一家游乐场,它原定几天后就要开放。)
🤔同义词
  • recreation ground, penny arcade (游乐场;游艺集市)

1496. fungus

'fʌŋɡəs 真菌,霉菌;菌类

🤩短语
  • edible fungus (食用菌;木耳)

  • chinese caterpillar fungus (冬虫夏草)

  • white fungus (n. 银耳,白木耳)

🎤例句
  • But what we don't know is why they become susceptible to this host of pathogens, viruses and fungus. (但是我们没有弄明白的是为什么蜜蜂们会对这些病原菌,病毒和真菌这么敏感。)

  • It can be derived from plants, animals or other categories such as fungus or fermented products like alcohol. (它的来源来自植物、动物或者其他物质,例如真菌类或者像酒等发酵产品。)

🤔同义词
  • eumycete, mycete (真菌,霉菌;菌类)

1497. funnel

'fʌnl 漏斗;烟囱

'fʌnl 通过漏斗或烟囱等;使成漏斗形

🤩短语
  • funnel chest ([医]漏斗胸)
🎤例句
  • ...a ship with three masts and two funnels. (…一艘有3根桅杆和2个烟囱的轮船。)
🤔同义词
  • hyponome, hopper ([化学]漏斗;烟囱)

1498. furnace

'fə:nis 火炉,熔炉

🤩短语
  • blast furnace (n. 鼓风炉,高炉)

  • heating furnace (加热炉;热气炉)

  • arc furnace (电弧炉,直接电弧炉)

  • electric furnace (电炉;电阻炉)

  • reheating furnace ([化]再热炉)

  • furnace gas (炉气;炉内气体)

  • annealing furnace (退火炉)

  • furnace temperature (炉温;燃烧炉温度)

  • blast furnace gas (高炉煤气)

  • blast furnace slag (高炉矿渣)

  • electric arc furnace ([化]电弧炉)

  • induction furnace (感应炉)

  • melting furnace (熔解炉,熔窑)

  • shaft furnace (竖式炉)

  • industrial furnace (工业炉,工业用电炉;直接弧光式电炉)

  • furnace lining ([冶金]炉衬)

  • furnace body (炉体)

  • smelting furnace (冶炼炉;熔化炉)

  • heat treatment furnace (热处理炉)

  • vacuum furnace (真空炉;退火炉)

🎤例句
  • It was hot summer and at the edge of the desert it was like a furnace. (那是一个炎热的夏天,在沙漠的边缘,天热得像火炉一样。)
🤔同义词
  • stove, burner ([炉窑]火炉,熔炉)

1499. furnish

'fə:niʃ 提供;供应;装备

🤩短语
  • furnish with (供给,提供;用…装饰)
🎤例句
  • Will these finds furnish more information on prehistoric man? (这些发现是否能提供更多有关史前人类的资料?)
🤔同义词
  • afford, prepare, serve, tender, lend (提供;供应;装备)