现在铁路事故惊人，去年一年发生行车重大事故和大事故七百五十五件，比事故最少的一九六四年的八十八件增加好多倍。 The present number of railway accidents is alarming. There were 755 major ones last year, some of them extremely serious. This is many times greater than the figure of 88 accidents for 1964, the year with the lowest rate.
三的二倍等於六。 Twice3 is equal to 6.
乘四的；四倍的 Multiplied by four; quadruple.
定单的四倍；原尺寸的四倍 Quadrupled the order; quadrupled in size.
他的股票收入已经增至四倍。 His stock earning quadrupled.
每个滑轮的重量是每只风筝载重量的4倍。 Each pulley quadruples the amount of weight a single kite can pull.
1995年与1949年相比，粮食总产量增长了3倍多，年均递增3.1%。 Total grain output in 1995 more than quadrupled the 1949 figure, or an average increase of 3.1 percent a year.
拥有两部以上汽车的家庭从29%上升到62%;空中旅行是原来的四倍。 the number of households with two or more vehicles has climbed from 29 percent to 62 percent; air travel has quadrupled.
在量级上每增加一个数字意味着地震所释放的能量增加32倍。 Every increase of one number in magnitude means the energy release of the quake is 32 times greater.
里氏震级每降低一个单位，地震发生的数量就会增加10倍。 There are about 10 times as many quakes for every decrease in Richter magnitude by one unit.
淮海战役是二野、三野联合作战，用毛主席的话说，二野三野联合作战，不只是增加一倍两倍的力量，数量变，质量变，这是一个质的变化。 The Huai-Hai Campaign was a joint operation of the Second Field Army and the Third Field Army. As Chairman Mao said, the joint operation of the two armies meant not just a two- or three-fold increase of strength, a quantitative change, but a qualitative change.
这支四人组合成立将近10年，成员依然处于十几岁的花季，但她们展示了可与两倍于自己年龄的乐坛宿将们相媲美的出色专业水准。 Almost a decade into its existence,the quartet whose members are still in their teens exhibits a solid professionalism comparable to that of veterans twice their age.
汤姆加班，拿到他平时的工资一倍半的加班费。 Tom got time and a half when he worked beyond his usual quitting time.
他电令717团把前进速度加快一倍，取近道直插目的地。 He radioed 717th regiment to double its pace and short-cut its route to its destination.
自从20世纪70年代起，芯片上的随机存取内存得到了广泛的应用，它的容量每三年就要增长四倍。 Since random-access memory (RAM) on a chip became widely available in the mid- 1 9 7 Os, its capacity has grown fourfold every three years.
多数奔腾pc机配有32mram，作为标准配置，但是很多买家期待用新的应用程序和微软的windows98，把ram扩了一倍。 Most PentiumⅡ PCs are equipped with 32M of RAM as the standard configuration, but many buyers are doubling that in anticipation of new applications and Microsoft Corp.'s Windows 98.
在一大片死气沉沉的荒地上，她找到了最低下的、最艰苦的活。雇主是一个苛刻粗暴的乡下佬，他怀着旧有的怨恨，对苔丝非常憎恶，这给苔丝更增添了十倍的困难。 In a great drab field of desolation, she finds the meanest, most arduous of tasks rendered tenfold difficult by a churlish boor of an employer in all the rancor of an ancient grudge against her.
我指的是“倍率”。 What range, I mean.
工业企业累计实现利润112.7亿元，比去年同期增长近6倍，已恢复到1997年同期水平。 The aggregated profits of the manufacturing enterprises was 11.27 billion RMB yuan, six times more that the same period last year, or roughly the same level for the same period in 1997.
如果人类的基因库被视为一种物种的自然来源，那么明智的做法就是要倍加小心地去培养、保护那些最罕见的基因。这样，每一代人都会从中受益。 If the human gene pool can be seen as a sort of species-wide natural resource, it's only sensible for the rarest of those genes to be husbanded most carefully, preserved so that every generation may enjoy their benefits.
伴随着这些士地覆盖的迅速变化，当地物种灭绝的速率可能很快便大大超过了我们今天所发现的，达到自然的1万倍。 The rates of extinction of local species that accompany these rapid changes in land cover may soon be far in excess of what is found today, reaching as high as 10, 000 times the natural background rate.
马具的响声变成了钱币的叮当，五分钟之内签署的支票数目竟有台尔森银行在国际国内业务中三倍的时间签署的总量。 The rattle of the harness was the chink of money, and more drafts were honoured in five minutes than even Tellson's, with all its foreign and home connexion, ever paid in thrice the time.
我的年龄比你大一倍。 I'm twice your age.
雷蒙说：“伦敦35岁以下的单身女人是单身男人的3倍。 Raymond says.:" In London there are three times as single women under 35 as single men.
这比那个大一倍。（注意：as large again as是…的两倍，比…大一倍） It is as large again as that.
他自作自受，遭到了加倍的报应。 He reaped the whirlwind he had himself stirred up.
他取得了比使用当地种籽高一倍的产量。 He reaped a yield twice as much as he would have done with local strains.
这本书倍受赞扬。 The book received considerable acclaim.
他在家具什物之间东躲西闪，原本只存在他心中的恐惧又成倍地增加了。 He recoiled from side to side between the various objects and multiplied the hazards that in reality lodged only in his mind.
在下一回中，为了扳回损失，她孤注一掷，把赌注加大了一倍。 At the next throw he doubled his stakes in a neck-or-nothing bid to recoup his losses.
经过四十多年的努力，西藏人民的生活水平普遍有了显著提高，绝大部分农牧民的温饱问题已基本解决，一部分农牧民已经富裕起来，1991年全区农牧民人均纯收入为455元，扣除物价上涨因素，比1979年的159元增长1.6倍。 Due to efforts made in the past 40-odd years the living standards of the Tibetan people have improved markedly. Most farmers and herdsmen have adequate food and clothing and some have attained relative affluence. In 1991, the average net income of farmers and herdsmen in the region was 455 yuan. Allowing for price increases, the figure was 2.6 times higher than the 159 yuan of 1979.
长是宽两倍的一个矩形。 a rectangular figure twice as long as it is wide.