| 单词 | speed |
| 释义 | speed n 1 [U] quickness of movements; swiftness 快; 迅速 He moves with great speed. 他动作很迅速. The tennis player´s speed is his great asset. 那个网球运动员动作迅速, 这是他的一大优势. 2 [C, U] rate at which sb/sth moves 速度; 速率 at a speed of fifty kilometres an hour 以每小时五十公里的速度 at (a) very slow speed 以很慢的速度 at top speed 以最高速度. 3 [C] (a) sensitivity of photographic film to light 感光度 What´s the speed of the film you´re using? 你用的胶卷感光度是多少? (b) time taken by a camera shutter to open and close 快门速度 different shutter speeds 不同的快门速度 a photograph taken at a speed of -1-250 of a second 用-1-250秒的快门速度拍摄的照片. 4 [U] (sl 俚) amphetamine used as a drug to produce a sense of well-being and excitement 苯异丙胺, 安非他明（用以产生欣快感和兴奋感） He´s hooked on (ie addicted to) speed. 他使用安非他明已成瘾. 5 [C] (esp in compounds 尤用以构成复合词) gear 排挡 a ten-speed bicycle 十速自行车. 6 (idm 习语) at speed at high speed; quickly 高速地; 快地 It´s dangerous to go round corners at speed. 高速转弯很危险. full pelt/tilt/speed => full. full speed/steam ahead => full. more haste, less speed => haste. pick up speed => pick3. a turn of speed => turn2. with all `speed/`haste as quickly as possible 尽快地. with lightning speed => lightning2. speed, v (pt, pp sped ; in senses 2 and 3 用於下述第2义和第3义时作 speeded) 1 [Ipr] move along or go quickly 快速行进; 疾行 cars speeding past the school 从学校旁快速驶过的汽车 He sped down the street. 他沿那条街快步走去. 2 [Tn, Tn.pr] cause (sth) to move or go quickly 使（某事物）快速移动或行进 This medicine will help speed her recovery. 这药能加快她康复. 3 [I] (usu in the continous tenses 通常用於进行时态) drive or go faster than the speeds allowed by law 违章超速驾驶或行驶 The police said he´d been speeding on the motorway. 警察说他在高速公路上违章超速行驶. 4 (phr v) speed (sth) up (cause sth to) increase speed （使某事物）加速 They´ve speeded up production of the new car. 他们加快了新汽车的生产. The train soon speeded up. 火车不久就加快了速度. |
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