英语倍数的表达方法

英语倍数的表达方法郭之政一、用times表示倍数（一般限于包括基数在内三倍或三倍以上的数。表示两倍的数用twice）1.“A+be+倍数+as+形容词或副词原级+as+BThistreeisthreetimesastallasthatone.这棵树是那棵树的三倍高。Hisfatheristwiceasoldashe.他父亲的年纪有他两倍大。1.亚洲的面积是欧洲的四倍。AsiaisfourtimesaslargeasEurope.2.这块大石头的重量是那块的三倍。Thisbigstoneisthreetimesasheavyasthatone.3.那架飞机的飞行高度是那只风筝的十倍。Theplaneflewtentimesashighasthekite.2.“A+be+倍数+形容词或副词的比较级+than+B”TheYangtzeRiverisalmosttwicelongerthanthePearlRiver.长江差不多比珠江长两倍。Thedictionaryisexactlyfivetimesmoreexpensivethanthatone.这本字典比那本恰好贵5倍。这根绳的长度是那根绳的三倍。这个大厅比我们的教室大五倍。这辆小车的速度比那辆卡车快两倍。Thisropeistwicelongerthanthatone．Thisropeisthreetimesaslongasthatone.Thishallisfivetimesbiggerthanourclassroom．Thishallissixtimesasbigasourclassroom．Thecarrunstwicefasterthanthattruck．Thecarrunsthreetimesasfastasthattruck．（比那根绳长二倍）（是那辆卡车的三倍）（是我们教室的六倍）3.“A+be+倍数+the+计量名词+of+B”Thenewlybroadenedsquareisfourtimesthesizeofthepreviousone.新扩建的广场是未扩建时的四倍大。计量名词：size大,length长,width宽,height高,depth深，weight重…倍数+thesizeof………倍数+thelengthof………倍数+theheightof………倍数+theweightof………倍数+thewidthof………倍数+thedepthof……1.这条街是那条街的四倍长。Thisstreetisfourtimesthelengthofthatone.2.这座山的高度是那座小山的四倍。Thishillisfourtimestheheightofthatsmallone.4.“The+计量名词+of+A+be+倍数+that+of+B”Thesizeofthenewlybroadenedsquareisfourtimesthatofthepreviousone.新扩建的广场为以前的四倍大。Heearnsfivetimesmoremoneythanhedidtenyearsago.他现在挣的钱比他十年前挣的多五倍。Therearetwicemorestudentsinourclassthanintheirs.我们班的学生人数比他们班多两倍。5.“…times+more+名词+than…”Therearefourtimesmorebooksinourlibrarythaninyours．我们图书馆藏书（数量）比你们图书馆藏书多四倍。（我们图书馆的藏书是你们的五倍）Wehaveproducedtwicemoregrainthisyearthanwedidlastyear．我们今年生产的粮食比去年增长了两倍。（是去年的三倍）6.“A+be+倍数+asmany（或much）+名词+其他+as…”Afterthetechniquewasintroduced，thefactoryproducedtwiceasmanytractorsin1988astheyearbefore．采用新的技术以后，那个工厂1988年生产的拖拉机是前一年（1987年）的两倍。（比前一年增长一倍）Thereisthreetimesasmuchwaterinthispotasinthatone．这个壶里的水（量）是那个壶里的三倍。We'veproducedtwiceasmuchcottonthisyearas（wedid）tenyearsago.今年我们生产的棉花比十年前多了一倍。Hehasgotthreetimesasmanybooksashissister.他拥有的书的数量是他妹妹的3倍。7.“…times+what从句”Thelengthoftheroadisfourtimeswhatitwasthreeyearsago.这条路的长度是三年前的4倍。Thepriceofthemeatistwicewhatitwaslastyear.肉价是去年的两倍。8.“…+by…times”Comparedwithlastyear，ourcoaloutputhasincreasedbythreetimes.与去年相比，我们的煤产量增长了3倍。Hisspeedisfasterthanminebyfourtimes.他的速度比我的快4倍。9.“…times+comparedwith+被比较对象”Thenumberofthestudentsinourclasshasincreasedfourtimescomparedwith1980.我们学校的人数比1980年增加了4倍。10.“…times+upon（或over）…”Thesizeofthesunisamilliontimesoverthatoftheearth.太阳的体积比地球的体积大一百万倍。Heisthreetimesuponyourage.他的年龄是你的4倍（或：比你的年龄大3倍）。11.“…times+thatof+被比较对象”InthisworkshoptheoutputofJulywasthreetimesthatofJanuary.这个车间7月份的产量是元月份的三倍。二、用分数、百分数表示倍数Theboxisone-thirdbiggerthanthatone.这个盒子比那个盒子大三分之一。Lastyeartheoutputvalueofindustrywas59percenthigherthanthatof1976.去年工业产值比1976年增长了59％。Theaverageincomeofthestaffhasbeenincreasedby50percentcomparedwithlastyear.与去年相比，该单位职工的收入增加了50%.MycommandofEnglishisnothalfsogoodasyours.我英语掌握得还不及你的一半儿好。三、用again（一倍），double（两倍），triple（三倍），fourfold（四倍）等词表示倍数。MyAuntisasoldagainasIam.我姑姑的年龄比我大一倍。Thetop-brandclothesareoftensoldasdoublethenormalpricehere.这里名牌衣服的售价经常比正常的售价高一倍。I'mtwice/doublehisage.我的年龄是他的两倍。Thenewworkproceduretripledtheoutput.新工艺使产量增加两倍。Theoutputofgrainincreasedfourfold.粮食产量增加了三倍。I‘vepaidfivetimestheusualpriceforthestamp.我出了5倍于往常的价格买这枚邮票。ThepriceofTVsaretwofold(adj.两部分的,双重的)downovertheseyears.近几年来，电视机的价格下降了两倍。