speed noun ⇨speed (excessive speed)⇨rate1 (at top speed)speed verb ⇨accelerate (speed the development of sth)⇨fly2 (He sped away on his bike.)
speed
noun
speed ♦︎ velocity ♦︎ haste ♦︎ rapidityThese are all words that can be used when sth happens, travels or is done very quickly.这些词均表示快速、迅速。PATTERNS AND COLLOCATIONS 句型和搭配◆increasing speed / velocity / rapidity◆great speed / haste / rapidity◆maximum / constant speed / velocity◆reckless speed / haste◆alarming / amazing / bewildering / remarkable speed / rapidity◆to measure speed / velocity■speed [uncountable] the quality of being quick or happening quickly快；迅速◆The accident was due to excessive speed.那次事故的原因是速度过快。◆She was overtaken by the speed of events(= things happened more quickly than she expected).事态发展之快是她始料不及的。◆ (formal) The car flashed past them at speed.那汽车从他们身边疾驰而过。 see also speed ⇨ rate1, speedy ⇨ quick■velocity / /vəˈlɒsəti; NAmEvəˈlɑːsəti/ [uncountable, countable] (technical术语orformal) the speed of sth in a particular direction; high speed（沿某一方向的）速度；高速；快速◆to gain / lose velocity加速；减速◆Light travels at a constant velocity.光以恒定速度传播。◆Jaguars can move with an astonishing velocity.美洲豹跑起来速度惊人。■haste [uncountable] (formal) speed in doing sth, especially because you do not have enough time急速；匆忙；仓促◆In her haste to finish on time she made a number of mistakes.她急急忙忙想按时完工，结果出了一些错误。◆The letter had clearly been written in haste.这封信显然是仓促写就的。 see also hasten ⇨ hurry, hasty ⇨ quick■rapidity /rəˈpɪdəti/ / [uncountable] the fact of happening or changing very quickly or in a short period of time快速；高速◆These changes happen with extreme rapidity.这些变化是以极快的速度发生的。 see also rapid ⇨ quick
rate1
noun
the rate of change变动率sb's rate of pay某人的薪资rate ♦︎ speed ♦︎ pace ♦︎ momentum ♦︎ tempoThese are all words for a measurement of how quickly sth happens or is done.这些词均表示速度、进度。PATTERNS AND COLLOCATIONS 句型和搭配◆at a ... rate / speed / pace◆a fast / slow / steady rate / speed / pace◆a high rate / speed◆to increase the rate / speed / pace / momentum / tempo◆to gather speed / pace / momentum◆to gain / lose / pick up speed / momentum◆to slow the rate / speed / pace of sth◆to reduce the rate / speed of sth◆to maintain the rate / speed / pace / momentum◆to measure the rate / speed / momentum◆the rate / speed / pace / tempo increases◆the rate / speed / pace slows◆a change of speed / pace / tempo◆the rate / speed / pace / momentum of change■rate [countable] a measurement of how quickly sth happens or of the number of times sth happens during a particular period速度；比率；率◆At the rate you're working, you'll never finish!以你工作的速度，你永远也做不完！◆There has been a fall in the rate of inflation.通货膨胀率有所下降。◆The birth rate was falling during this period.这段时期出生率在下降。◆The number of reported crimes is increasing at an alarming rate.报案数量正以惊人速度上升。◆Local businesses are closing at the rate of three a year.地方企业正在以每年三家的速度关闭。◆the annual crime / divorce rate年犯罪率；年离婚率◆a high success / failure rate很高的成功率／失败率■speed [countable, uncountable] the rate at which sb/sth moves or travels or sth happens or is done（运动或事情发生的）速度，速率；进度◆We travelled at an average speed of about 80 kph.我们以每小时约80公里的平均速度前进。◆at full / top speed以全速；以最高速◆She reduced speed before turning the corner.转弯前，她减慢了速度。◆The classes are designed to let students progress at their own speed.这些课的设计思路是让学生自己掌握进度。◆We aim to increase the speed of delivery(= how quickly goods are sent).我们力争提高送货速度。 see also speed ⇨ speed■pace [singular, uncountable] the speed at which sb/sth walks, runs or moves; the speed at which sth happens; the fact of sth happening or changing quickly（行走、移动或事情发生的）速度；快速变动；快节奏◆We set off at a leisurely pace.我们以悠闲的步子出发。◆Traffic was reduced to walking pace.车流的速度降低到如步行一般缓慢。◆I prefer the more relaxed pace of life in the country.我喜欢乡间较为悠闲的生活节奏。◆He gave up his job in advertising because he couldn't stand the pace(= things happened and changed too fast for him)他辞去了广告业的工作，因为他承受不了那种快节奏。◆The novel lacks pace(= it develops too slowly).这部小说节奏太缓慢。■momentum /məˈmentəm; NAmEmoʊˈmentəm/ [uncountable] the ability to keep increasing or developing; a force that is gained by movement发展的动力；势头；冲力◆This deal adds fresh momentum to plans for a new rail link.这项交易为新铁路线的规划注入了新的动力。◆There was an unstoppable momentum towards German reunification.德国的重新统一势不可挡。◆The vehicle gained momentum as the road dipped.那辆车顺着向下的坡道越跑冲力越大。■tempo(pluraltempos) [countable, uncountable] (written) the speed of any movement or activity（运动或活动的）速度，节奏◆They soon adapted to the slower tempo of life on the island.他们很快适应了岛上较慢的生活节奏。 see also tempo ⇨ rhythm
accelerate
verb
accelerate ♦︎ speed (sth) up ♦︎ speed ♦︎ hasten ♦︎ quickenThese words all mean to go faster or make sth happen faster.这些词均表示加速、加快。PATTERNS AND COLLOCATIONS 句型和搭配◆to accelerate / speed up / speed / hasten / quicken the pace / progress (of sth)◆to accelerate / speed up / speed / hasten the development (of sth)◆to accelerate / speed / hasten the death of sb / sth◆to greatly accelerate / speed up / speed / hasten sth■accelerate / /əkˈseləreɪt/ / [intransitive, transitive](of a vehicle or person) to start to go faster; to happen or make sth happen faster or sooner than expected（交通工具或人）加速，加快；使加速◆The car accelerated to overtake me.那辆车加速超过了我。◆Inflation continues to accelerate.通货膨胀持续加速。◆Exposure to the sun can accelerate the ageing process.暴露在日光下会加快衰老过程。OPPretard ⇨ hold sb/sth up, decelerateⓘ Decelerate is more formal than accelerate, used mostly in writing. * decelerate比accelerate正式，多用于书面语◆ (formal, written) Economic growth decelerated sharply in January.1月份经济增长大幅减缓。▸acceleration / /əkˌseləˈreɪʃn/ /
noun
[uncountable, singular] ◆a car with good acceleration加速性能良好的汽车◆an acceleration in the rate of growth增长加速■speed up■speed sth up
phrasal verb
(speeded, speeded) (ratherinformal) to move or happen faster; to make sth move or happen faster（使）加速◆The train soon speeded up.火车很快加速了。◆Can you try and speed things up a bit?你能不能设法加快一点事情的进度？◆They have speeded up production of the new car.他们已经加速生产那款新车。OPPslow downⓘ The opposite is slow down. * speed (sth) up的反义词是slow down◆Slow down! I can't keep up with you.慢一点！我跟不上你了。■speed(speeded, speeded) [transitive] (written) to make sth happen sooner or faster, especially sb/sth's recovery or the development of sth加快（康复）；促进（发展）◆The drugs will speed her recovery.这些药会促进她的康复。◆More is needed to speed the development of a safe and effective vaccine.需要更多的投入以加快研发一种安全有效的疫苗。 see also speedy ⇨ quickNOTE辨析 Speed sth up or speed?Speed is more formal than speed sth up and it is used to talk about making things happen faster but not vehicles moving faster. * speed比speed sth up正式，指加快事情的发生和发展，但不指交通工具的加速◆The train soon speeded. see also speed ⇨ fly2■hasten / /ˈheɪsn/ / [transitive] (written) to make sth happen sooner or faster, especially the death, destruction or end of sb/sth促进，加快（死亡、毁灭或结束）◆The treatment she received may, in fact, have hastened her death.实际上，她所接受的治疗可能加快了她的死亡。◆News of the scandal certainly hastened his departure from office.这一丑闻肯定加速了他的离任。OPPdelay ⇨ delay■quicken [intransitive, transitive] (written) to become faster; to make sth faster（使）加快，加速◆She felt her heartbeat quicken as he approached.他走过来时，她觉得心跳加速了。◆He quickened his pace to catch up with them.他加快脚步赶上他们。ⓘ Quicken is often used to talk about sth that is connected with living and the body, such as sb's heartbeat, pulse, breathing or pace. * quicken的对象常与生活和身体相关，常用的搭配词有heartbeat、pulse、breathing、pace等。OPPslackenⓘ The opposite is slacken. * quicken的反义词是slacken◆She slackened her pace a little(= walked more slowly).她略微放慢了脚步。
fly2
verb
a bird/plane flies鸟儿飞翔；飞机飞行A stone came flying through the window.一块石头飞进了窗户。➡ See also the entry for ⇨ run1另见run条第1义fly ♦︎ shoot ♦︎ speed ♦︎ hurtle ♦︎ whizz ♦︎ zoom ♦︎ career ♦︎ flash ♦︎ streakThese words all mean to go or move very fast.这些词均表示快速移动、飞奔、疾驰。PATTERNS AND COLLOCATIONS 句型和搭配◆to fly / shoot / speed / hurtle / whizz / zoom / career / flash / streak down / across (sth)◆to fly / shoot / speed / hurtle / whizz / zoom / flash / streak past (sb / sth)◆to fly / shoot / speed / hurtle / whizz / career / streak through sth◆to fly / shoot / speed / hurtle / whizz / zoom along (sth)◆to fly / shoot / speed / hurtle / career into sth◆to fly / speed / hurtle / whizz / zoom / flash / streak by◆to fly / shoot / speed / hurtle / zoom / career off■fly(flew, flown) [intransitive] (usually used with an adverb or preposition通常与副词或介词连用) to move suddenly and with force in a particular direction猛然移动◆A large stone came flying in through the window.一块大石头飞进了窗户。◆David gave the door a kick and it flew open.戴维踢了门一脚，门一下子开了。◆The other player was sent flying by the tackle.另一名队员被那个阻截者撞开了。◆She flew at him with clenched fists.她攥紧拳头朝他冲过去。◆He flew into her arms.他扑进她的怀抱。■shoot(shot, shot) [intransitive, transitive] (always used with an adverb or preposition总是与副词或介词连用) to move suddenly and quickly in a particular direction; to make sb/sth do this（朝某个方向）冲，奔，飞驰；使飞驰◆Flames were shooting up through the roof.火不断从房顶蹿上来。◆A cat shot out into the road in front of him.一只猫突然蹿到他前面的路上。◆He shot an arm out to stop her.他猛地伸出胳膊去拦阻她。■speed(speeded, speededorsped, sped) (especiallywritten) to move along very fast, especially in a vehicle（尤指驾驶或乘搭交通工具）快速前行◆The car sped along the road towards the village.汽车沿着公路飞速朝村庄驶去。◆Jock sped away on his bike.乔克飞快地骑着自行车走了。 see also speed ⇨ accelerate■hurtle / /ˈhɜːtl; NAmEˈhɜːrtl/ [intransitive] (always used with an adverb or preposition总是与副词或介词连用) to move forward very fast, especially in an uncontrolled way（尤指失控地）飞驰，猛冲◆A train came hurtling through the station.一列火车从车站飞驰而过。■whizz (especially BrE) ( whiz, especially in NAmE) /wɪz/ / [intransitive] (always used with an adverb or preposition总是与副词或介词连用) (ratherinformal) to move or go somewhere very fast, making a high continuous sound嗖嗖地移动；飞速行驶◆A bullet whizzed past my ear.一颗子弹嗖的一声从我耳边飞过。◆He whizzed down the road on his motorbike.他骑着摩托车呼啸着沿路绝尘而去。■zoom [intransitive] (always used with an adverb or preposition总是与副词或介词连用) (ratherinformal) to move or go somewhere very fast, often with a loud noise快速移动，迅速前往（常伴有很大的噪音）◆Traffic zoomed past us.车辆从我们身边疾驰而过。◆He jumped into his car and zoomed off.他跳进汽车疾驶而去。■career / /kəˈrɪə(r); NAmEkəˈrɪr/ [intransitive] (especially BrE) (always used with an adverb or preposition总是与副词或介词连用) (ratherformal) to move very fast in a particular direction, especially in an uncontrolled way（尤指失控地）猛冲，疾驰，飞奔◆The vehicle careered off the road and hit a pedestrian.那辆车冲下马路，撞上了一个行人。■flash [intransitive] (always used with an adverb or preposition总是与副词或介词连用) to move past or across sb/sth very quickly, so that you only see it for a moment飞速移动；掠过◆The countryside flashed past as we sped along.我们一路疾驰，乡村景色飞掠而过。◆A look of terror flashed across his face.他脸上掠过惊恐的神色。■streak /striːk/ / [intransitive] (always used with an adverb or preposition总是与副词或介词连用) to move so fast that it is difficult for you to see it clearly飞奔，疾驰（以致看不清）◆Some kind of animal leaped out of the grass and streaked across the meadow.不知是什么动物跃出草丛，飞快地穿过草地。