高中英语单词天天记reduce素材

1、reduce v.r?dju?S(reduces;reduced;reducing)双解释义 vt,缩减,减少;降低makelessinsize,amount,price,degree,etc. vi,减轻体重,节食loseweightintentionly;diet vt.降职makesblowerinrankorstatus;demotesb vt.使陷入某种状态或状况中bringsb/sthintoaspecifiedstateorcondition vt.将一概括或简化changesthtoamoregeneralorbasicform vt.4各复原removeoxygenfromo

2、raddhydrogenorelectronsto(acompound)根本要点?I.reduce的根本意思是“减少,指重量、程度、数目、范围、速度等减少或降低,不仅可以指量的变化,还可以指质的转变.引申可作“降职“使陷入某种状态或状况中“将-概括或简化“将-复原“征服“攻陷等解.2 .reduce可用作及物动词,也可用作不及物动词.用作及物动词时接名词或代词作宾语.可用于被动结构.3 .reduce偶尔也可接动词不定式作宾语补足语,意思是“使不得不.4 .reduce后常接介词by表示“以某幅度减少"或"以方法减少"；reduce常接介词to表示“减少到或“使陷

3、入状态.5 .reduce的过去分词reduced常可用作形容词,在句中作定语.?词汇搭配?|+名词?reduceapersontoreason使人服理reducethecitytoashambles使城市变成瓦砾reducethelossofbloodtoaminimum把失血减少到最低量reducethepassagetohalfthenumberofwords把这段字数减少到一半reducethesize+副词reduceeasilyreducegraduallyreducegreatlyreducemarkedlyreducematerially缩小体积容易征服逐步缩小大大减少明显地减

4、少大为减少reducenecessarily必要地减少reducesharply锐减+介词reducesthfromtoreducein在方面减少,在方面降低reduceinprice肖ij价reduceoneselfinto陷入reduceto使变成,使陷入reducetodespair陷入绝望reducetoslavery沦为奴隶常用短语reduceby(v.+prep.)Areducesthbysth/v-ing1 .使以(某幅度)减少make(sthsuchasanamourorprice)lessShereducedherweightbyfivekilograms.她把体重减轻了5公

5、斤.Thenewcanalwillreducethedistancebetweenthetwocitiesbyhalf.新运河将使两个城市间的距离缩短一半.他们已降价10%.Theyhavereducedthepricebytenpercent.Wearegoingtoreducethepriceofthesecoatsby20percent.我们打算把这些上衣减价20%销售.用于beed结构Thepricewasreducedbytenpercent.价格降低了10%.2 .以方法减少make(sthsuchasanamountorprice)lessbydoingsthReducethes

6、aucebyboilingitfortenminutes.把调味汁煮沸10分钟,使之浓缩变稠.Somefatpeopletrytoreducetheirweightbyeatingless.有些胖人试图通过少吃减肥.3 .用方法复原removeoxygenfromoraddhydrogenorelectronsto(acompound)withsthThechemistreducedwaterbyelectrolysis.化学家用电解法把水复原为氢.reducefrom(v.+prep.)使低于make(sthsuchasaprice)lessthan(aformerlevel) reduce

7、sthfromsthIboughtthisshirtbecauseitwasconsiderablyreducedfromitsoriginalprice.我买这件上衣是由于它远远低于它的原价.reducein(v.+prep.)使-方面降低bring(sth/sb)downwithregardto(alevel,price,etc.) reducesb/sthinsthHewouldnotreduceitinprice.他不愿降低它的价格.Theyhavedecidedtoreducehiminpost.他们已经决定降他的职.用于beed结构Mostofthedailynecessities

8、havebeengreatlyreducedinprice.大局部日用品已大降价.Hewasreducedinrank.他被降级了.reduceto(v.+prep.)说明reduceto通常不用于进行体.1. 使降低到,遭受bringsthtoasmallernumberoramount;changesthtoitsparts;bringorgettoacertaincondition,especiallyhumble,unpleasant,ordishonourablereducesb/sthtosth/v-ingTheyreducedtheexpensesto60percent.他们将开

9、支压缩到60%.Weshouldreducetheunproductiveexpendituretoaminimum.我们应该把非生产性开支压缩到最低限度.Thefightingreducedthecitytoashambles.这场战斗使这座城市成了一片废墟.Aconflagrationin1947reduced90percentofthehousestoashes.1947年的一场大火,使90%的房屋化为灰烬.Evenwhenwereducethesalttoafinepowder,itstilltastessalt.即使把食盐捣成粉末,它还是有咸味的.Asuccessionofbadha

10、rvesthadreducedthesmallfarmertopenury.连续歉收使得这个小农场主陷入了贫困境地.Anxietyaboutthefateofhisfamilyreducedhimtoanervouswreck.对家人命运的担忧使他精神崩溃.用于beed结构Hisincomehasbeenreducedtohalfitsamount.他的收入减少了一半.Theoperationmustbecarefullyplannedsothatthelossofbloodwouldbereducedtoaminimum.这次手术要周密方案,要把失血降到最低限度.Yourspeedmustb

11、ereducedtothecityspeedassoonasyoucrosstheborder.你一进市区车速就得减到市区的规定速度.Heisreducedalmosttoaskeleton.他瘦得几乎变成了一个骨头架子.Thechalkwasreducedtopowder.粉笔被磨成粉末.Thehousewasreducedtoashes.那房子被烧成了灰烬.Iboughtthecoatasitwasreducedtoonly£30.我买这件上衣由于它减价到只卖30英镑.AftertheOpiumWarof1840,Chinawasgraduallyreducedtoasemico

12、lonialandsemifeudalsociety.1840年鸦片战争后,中国逐渐沦为一个半殖民地半封建的社会.Itspeoplewerethusreducedtoslavery.就这样它的人民都沦为奴隶了.Intheoldsocietyhewasfinallyreducedtobegging.在旧社会,他最后被逼得讨饭.Duringthefamine,manypeoplewerereducedtoeatinggrassandleaves.许多人在饥荒时被迫吃青草啃树叶充饥.Thecaptainwasreducedtotheranks.上尉被降为士兵.2. 归纳,简化considersepa

13、ratethingstogetherasaunity;simplifysthmadeupofmanypartsasasinglethingorideareducesth/wh-clausetosthIthinkwecanreducehisratherlengthystatementtooneortwoessentialpoints.我认为可以把他冗长的演说归纳为一两个要点.Thiskindofanalysisreducestheproblemtoitssimplestform.这种分析把这个问题概括成最简单的形式.Wecanreducewhathesaidtothreesimplefacts.

14、我们可以把他讲的内容归纳为三件事.用于beed结构Hislife'sworkcanbereducedtoasearchfortruth.他的毕生事业可以说就是探求真理.Boilalltheingredientstogethertilltheyarereducedtohalfthequantity.将所有配料放在一起熬,使它们浓缩成一半.3. 折合;分解成change;separatesthsuchasamixtureorcombinationintoitspartsreducesthtosthToreducepoundstopenceyoumultiplybyahundred.把英镑折

15、合成便士,你只需乘上100.Ourchemistryteacheroftenreducesacompoundtoitscomponentsinlab.在实验室中化学老师常把化合物分解为各种成分.用于beed结构Watercanbereducedtooxygenandhydrogenbyelectrolysis.用电解法可以把水分解为氧和氢.句型例句最近几个星期她一直在节食.对不起,我不吃糖,我在减肥.他们为了减肥,正试用一种新食要想穿上那件好衣服,我就得减肥.有些肥胖人设法减肥.用作不及物动词 S+AI'mreducing.我正在节食.Shehasbeenreducingforthel

16、astfewweeks.Nosugar,thankyouI'mtryingtoreduce.Theyaretryinganewdietinordertoreduce.谱. S+to-vImustreducetogetintothatfinedress.用作及物动词 S+n./pron.Somefatpeopletrytoreducetheirweight.Weshallhavetoreducethepriceifwewantthisbuyertotakethehouseoffourhands.假设我们想要让买主从我们的手里买下这房子,就必须降低售价.Thenewworkingmetho

17、dfurtherreducedproductioncosts.新的操作方法进一步降低了生产本钱.Whatthefactoryshoulddonowistotrytoreducetheproductioncost.该厂现在应做的就是设法降低生产本钱.Thegovernmenthastakenmeasurestoreducepublicexpenditure.政府已经采取举措来削减公共开支.Hedecidedtoreducefamilyexpenses.他决定减缩家庭开支.Thedriverreducedthedrivingspeed.司机减低了车速.Lubricationreducesnoise

18、andwear.润滑作用能减少噪音和磨损.Theyusedastolencartoreducetheriskofdetection.他们使用了一辆偷来的汽车以减少被发现的风险.Thearmyreducedthefortbyasuddenattack.这支军队忽然袭击攻下了那个堡垒.Adoctorcanreduceafractureordislocation.医生能使骨折或脱臼复位.Therisingsunquicklyreducedthefog.升起的太阳很快驱散了晨雾.用于beed结构Iboughtthisshirtbecauseitwasreduced.我买这件衬衫是由于它减价了.Ifth

19、epressureisnotreduced,thecylinderislikelytofracture.如果不降低压力,汽缸就可能破裂.Followingthecuttingdownofpersonnel,thecostofproductionwascorrespondinglyreduced.随着人员的裁减,生产本钱也相应降低了.Ifthetaxisreduced,that5%willcomeoffthepriceofthegoods.如果税收削减的话,那个5%将从货价中扣除.用作宾补动词S+n./pron.+to-vHungerreducedhimtosteal.饥饿使他不得不行窃.Int

20、hosedayspovertyreducedmanypeopletobeginthestreet.在旧社会,贫穷使许多人不得不在街上乞讨.其他v-edasAttrib.Theywenttothecinemaatareducedfare.他们以优惠票价看了一场电影.Shecouldnotfaceuptotheprospectoflivinginreducedcircumstances.她没有勇气面对每况愈下的生活前景.Thecountry'spresentdifficultiesarisefromthereducedvalueofitsmoney.该国目前的困难起因于其货币的贬值.Thepeoplemustreconcilethemselvestoareducedstandardofliving.人们必须使自己习惯于生活水平的下降.?词语辨异?reduceby,reduceto这两个短语都表示“减少,前者用于表示减少的数量;后者用于表示减少