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1、新概念汽车实用英语UNITSIX1WORDSANDPHRASEScordless['kɔ:dlis]a.无线的；无绳的drill[dril]n.钻；钻头；钻机2WORDSANDPHRASESchainsaw链锯；小型机器锯centrifugal[sen'trifjugəl]a.离心的；离心式3WORDSANDPHRASESyo-yo['jəu,jəu]n.溜溜球（一种线轴般的玩具）drillchuck钻头卡；钻头夹盘4WORDSANDPHRASESdecouple[di'kʌpl]v.分离；分开slippage['slipidʒ]n.滑移；滑动5WORDSANDPHRASES
2、microscopic[maikrə'skɔpik]a.微小的；微观的clutchplate离合器片6WORDSANDPHRASESpedal['pedl]n.踏板a.踏脚的v.踩踏板pressureplate压盘7WORDSANDPHRASESclutchdisc离合圆盘；离合器摩擦片releasefork离合器分离拨叉8WORDSANDPHRASESthrow-outbearing分离轴承diaphragm['daiəfræm]n.隔膜；膜片9WORDSANDPHRASESdrawback['drɔ:bæk]n.缺点；障碍；撤回counton依靠；指望；期待10WORDS
3、ANDPHRASESpad[pæd]n.填补；衬垫v.填补,徒步sync[siŋk]n.同步11WORDSANDPHRASESstretch[stretʃ]v.伸开；展开；伸展clutchmastercylinder离合器总泵clutchslavecylinder离合器分泵12WORDSANDPHRASESmisadjusted[,misə'dʒʌstid]a.失调的,误调的depress[di'pres]v.压低；使沮丧；使减弱13WORDSANDPHRASESpivot['pivət]n.枢纽；支点；中心点clutchreleasebearing离合器分离轴承14WORD
4、SANDPHRASESfinger['fiŋɡə]n.手指；棘爪15TEXT：ClutchIfyoudriveamanualtransmissioncar,youmaybesurprisedtofindoutthatithasmorethanoneclutch.Anditturnsoutthatfolkswithautomatictransmissioncarshaveclutches,too.Infact,thereareclutchesinmanythingsyouprobablyseeoruseeveryday:Manycordlessdrillshaveaclutch
5、,chainsawshaveacentrifugalclutchandevensomeyo-yoshaveaclutch.16ClutchInthisarticle,you'lllearnwhyyouneedaclutch,howtheclutchinyourcarworksandfindoutsomeinteresting,andperhapssurprising,placeswhereclutchescanbefound.17ClutchClutchesareusefulindevicesthathavetworotatingshafts.Inthesedevices,o
6、neoftheshaftsistypicallydrivenbyamotororpulley,andtheothershaftdrivesanotherdevice.Inadrill,forinstance,oneshaftisdrivenbyamotorandtheotherdrivesadrillchuck.Theclutchconnectsthetwoshaftssothattheycaneitherbelockedtogetherandspinatthesamespeed,orbedecoupledandspinatdifferentspeeds.18ClutchIn
7、acar,youneedaclutchbecausetheenginespinsallthetime,butthecar'swheelsdonot.Inorderforacartostopwithoutkillingtheengine,thewheelsneedtobedisconnectedfromtheenginesomehow.Theclutchallowsustosmoothlyengageaspinningenginetoanon-spinningtransmissionbycontrolli
