字典(9万条) | GRE | 同义词 | 单词 | 汉英字典(约11.3万条) | 汉英字典(约11.9万条) | 汉英字典(约37万条)
| 序号 | 词 | 中文 |
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| 1 | flu |
flu / flu: / ◙ noun 1. [mass noun] influenza • 流行性感冒，流感 »she was in bed with flu. 她患流感卧病在床。 【派生】 ♦ flu-like adjective【语源】 1. mid 19th cent.: abbreviation
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| 2 | flub |
flub / flQb / [N. Amer. informal] [北美，非正式] ◙ (flubbed, flubbing) 1. [with obj.] botch or bungle (something) • 搞坏，把…搞得一团糟 »she glanced at her notes and flubbed her lines. 她扫了一眼笔记，结果连台词都读不顺当了。 »[no obj.] don't flub again. 别再搞砸了。 ◙ noun 1. a thing badly or clumsily done; a blunder • 搞糟的事情；错误，过失 »the textbooks are littered with flubs. 课本满是错误。 【语源】 1. 1920s: of unknown origin
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| 3 | fluctuant |
fluctuant / 5flQktjuEnt / ◙ adjective 1. (poetic/literary)fluctuating ; unstable • [诗/文] 波动的，起伏的；不稳定的 【语源】 1. mid 16th cent.: from Old French undulating', from Latin fluctuare 'undulate'
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| 4 | fluctuate |
fluctuate / 5flQktjueit / ◙ verb 1. [no obj.] rise and fall irregularly in number or amount • （数量）不规则波动，起伏 »trade with other countries tends to fluctuate from year to year. 与他国贸易额往往逐年波动。 »[as adj. fluctuating] a fluctuating level of demand. 波动的需求。 【派生】 ♦ fluctuation noun【语源】 1. mid 17th cent.: from Latin fluctuat- 'undulated', from the verb fluctuare, from fluctus 'flow, current, wave', from fluere 'to flow'
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| 5 | flue |
flue / flu: / ◙ noun 1. a duct for smoke and waste gases produced by a fire, a gas heater, a power station, or other fuel-burning installation • 烟道，气体管 »[as modifier] flue gases. 烟道排出的气。 a channel for conveying heat • 供暖管 【语源】 1. late Middle English (denoting the mouthpiece of a hunting horn): of unknown origin. Current senses date from the late 16th cent
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| 6 | flue-cure |
flue-cure ◙ verb 1. [with obj.] [often as adj. flue-cured] cure (tobacco) using heat from pipes or flues connected to a furnace • 热气烤干（烟叶） |
| 7 | fluellen |
fluellen / flJ5ZlIn / ◙ noun 1. a small creeping Eurasian plant with yellow and purple flowers, widely occurring in cornfields • 蟹状草 2. Genus Kickxia, family Scrophulariaceae: two species • 蟹状草属，玄参科：2种 【语源】 1. mid 16th cent.: alteration of Welsh llysiau Llywelyn 'Llewelyn's herbs'; compare with Fluellen, used by Shakespeare to represent the Welsh name Llywelyn
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| 8 | fluence |
fluence / fluEns / fluence¹ ◙ noun 1. [mass noun] [Brit. informal] mysterious, magical, or hypnotic power • [英，非正式] 神秘的影响，魔力，催眠术 »you've put the fluence on me, haven't you? 你向我施了魔法，是不是？ 【语源】 1. early 20th cent.: shortening of influencefluence² ◙ noun 1. [Physics] a stream of particles crossing a unit area, usually expressed as the number of particles per second • [物理] 粒（子）流（量）密度 【语源】 1. early 17th cent. (in the sense 'a flowing, a stream'): from French, from Latin fluentia, from fluere 'to flow'
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| 9 | fluency |
fluency / 5flu:EnsI / ◙ noun 1. [mass noun] the quality or condition of being fluent, in particular • 流畅，流利，尤指 the ability to speak or write a particular foreign language easily and accurately • 外语说写流利（或流畅） »fluency in Spanish is essential. 流利的西班牙语是绝对必要的。 the ability to express oneself easily and articulately • 流畅的表达能力 gracefulness and ease of movement or style • （动作，风度）优美自如 »the horse was jumping with breathtaking fluency. 马的跳跃动作之优美，令人惊叹。 【语源】 1. early 17th cent.: from Latin fluentia, from fluere 'to flow'
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| 10 | fluent |
fluent / 5flu:Ent / ◙ adjective 1. (of a person) able to express oneself easily and articulately • （人）表达流利的 »a fluent speaker and writer on technical subjects. 对技术问题表达流利的演讲人和作家。 (of a person) able to speak or write a particular foreign language easily and accurately • （人）外语说写流利的 »she became fluent in French and German. 她能熟练运用法语和德语了。 (of a foreign language) spoken accurately and with facility • （外语）口头流利表达的 »he spoke fluent Spanish. 他的西班牙语讲得很熟练。 (of speech, language, movement, or style) smoothly graceful and easy • （讲话，语言，动作，风度）优美自如的 »his style of play was fast and fluent. 他的动作风格轻快优美。 able to flow freely; fluid • 畅流的；能流动的 »a fluent discharge from the nose. 鼻部流涕。 【派生】 ♦ fluently adverb【语源】 1. late 16th cent. (also in the literal sense 'flowing freely or abundantly'): from Latin fluent- 'flowing', from the verb fluere
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| 11 | flue pipe |
flue pipe ◙ noun 1. a pipe acting as a flue • 烟道管 2. an organ pipe into which the air enters directly without striking a reed • （管风琴）风管 |
| 12 | fluff |
fluff / flQf / ◙ noun 1. [mass noun] soft fibres from fabrics such as wool or cotton which accumulate in small light clumps • 绒毛，软毛 »he brushed his sleeve to remove the fluff. 他刷了刷衣袖，去掉绒毛。 any soft downy substance, especially the fur or feathers of a young mammal or bird • 绒毛似的东西（尤指幼小哺乳动物软毛或小鸟羽毛） (figurative)entertainment or writing perceived as trivial or superficial • [喻] 空洞（或肤浅）的娱乐节目（或作品） »the film is a piece of typical Hollywood fluff. 这部电影是典型的好莱坞闹剧。 2. [informal] a mistake made in speaking or playing music, or by an actor in delivering their lines • [非正式] （说话、演奏或台词中的）错误 ◙ verb, [with obj.] 1. make (something) appear fuller and softer, typically by shaking or brushing it • 把…拍松（或抖松、掸松） »I fluffed up the pillows. 我把枕头抖松。 2. [informal] fail to perform or accomplish (something) successfully or well (used especially in a sporting or acting context) • [非正式] （尤指体育、表演）出错，失误 »the extra fluffed his only line. 临时演员把他惟一的一句台词念错了。 【语源】 1. late 18th cent.: probably a dialect alteration of 16th-cent. flue 'down, nap, fluff', apparently from Flemish vluwe
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| 13 | flufftail |
flufftail ◙ noun 1. a small secretive African crake with a cocked tail and dark plumage, the male of which typically has a reddish-brown head • 非洲长脚秧鸡 2. Genus Coturnicops (or Sarothura), family Rallidae: several species • 鹌鹑属（或秧鸡属），秧鸡科：数种 |
| 14 | fluffy |
fluffy / 5flQfi: / ◙ (fluffier, fluffiest) 1. of, like, or covered with fluff • 绒毛的，似绒毛的，被绒毛覆盖的 »fluffy white clouds. 蓬松的白云。 »a fluffy towel. 松软的毛巾。 (of food) light in texture and containing air • （食物）松软的 »cream the butter and sugar until pale and fluffy. 搅拌黄油和糖，直至颜色变浅，质地松软。 2. [informal] (of a person, especially a woman) frivolous, silly, or vague • [非正式] （人，尤指女人）轻佻的，傻里傻气的，糊涂的 »a fluffy gangster's moll. 轻佻的土匪姘妇。 (chiefly N. Amer.)lacking substance, depth, or seriousness • [主北美] 空洞的，浅薄的，不严肃的 »the commercial wallows in soft, fluffy, feel-good territory. 这则商业广告沉湎于无力、浅薄和浑噩自得的广告套路。 【派生】 ♦ fluffily adverb♦ fluffiness noun |
| 15 | flugelhorn |
flugelhorn / 5flu:ɡ(E)lhC:n / ◙ noun 1. a valved brass musical instrument like a cornet but with a broader tone • 翼号 【语源】 1. mid 19th cent.: from German Flügelhorn, from Flügel 'wing' + Horn 'horn'
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| 16 | fluid |
fluid / 5flu:Id / ◙ noun 1. a substance that has no fixed shape and yields easily to external pressure; a gas or (especially) a liquid • 流体；气体，液体（尤指液体） »drink a litre of fluid a day. 每天喝一升液体。 »[count noun] a cleaning fluid. 去污液。 ◙ adjective 1. (of a substance) able to flow easily • （物质）能流动的，易流动的 »the paint is more fluid than tube watercolours. 这种颜料比筒状水彩颜料更湿软。 »a fluid medium. 流动介质。 not settled or stable; likely or able to change • 不固定的，不稳定的，易变的 »our plans are still fluid. 我们的计划还没定死。 »the fluid political situation of the 1930s. 20世纪30年代不稳定的政治局势。 smoothly elegant or graceful • 优美的，流畅的 »her movements were fluid and beautiful to watch. 她的动作流畅优美。 (of a clutch or coupling) using a liquid to transmit power • （离合器，联轴节）液体传力的，液力的 【派生】 ♦ fluidity noun♦ fluidly adverb 【语源】 1. late Middle English (as an adjective): from French fluide or Latin fluidus, from fluere 'to flow'
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| 17 | fluid drachm |
fluid drachm ◙ noun --› see drachm |
| 18 | fluidics |
fluidics / flu5idiks / ◙ plural noun 1. [often treated as sing.] the study and technique of using small interacting flows and fluid jets for functions usually performed by electronic devices • 射流学，流体学；射流技术，流控技术 【派生】 ♦ fluidic adjective |
| 19 | fluidize |
fluidize / 5flu:idaiz / ◙ (也作 -ise), verb 1. [with obj.] (technical)cause (a finely divided solid) to acquire the characteristics of a fluid by passing a gas upwards through it • [技] 使（细粒固体）流化，使变成流体 【派生】 ♦ fluidization noun |
| 20 | fluidized bed |
fluidized bed ◙ noun 1. a layer of a fluidized solid, used in chemical processes and in the efficient burning of coal for power generation • 流化床 |
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