現在鐵路事故驚人，去年一年生行車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.
定單的四倍；原尺寸的四倍 Quadrupled the order; quadrupled in size.
他的股票收入已經增至四倍。 His stock earning quadrupled.
每個滑輪的重量是每風箏載重量的4倍。 Each pulley quadruples the amount of weight a single kite can pull.
1995年與1949年相比，糧食總産量增長3倍多，年均遞增3.1%。 Total grain output in 1995 more than quadrupled the 1949 figure, or an average increase of 3.1 percent a year.
擁有兩部以上汽車的家庭從29%上升到62%;空中旅行是原來的四倍。 the number of households with two or more vehicles has climbed from 29 percent to 62 percent; air travel has quadrupled.
在量級上每增加一個數字意味着地震所釋放的能量增加32倍。 Every increase of one number in magnitude means the energy release of the quake is 32 times greater.
氏震級每降低一個單位，地震生的數量就會增加10倍。 There are about 10 times as many quakes for every decrease in Richter magnitude by one unit.
淮海戰役是二野、三野聯作戰，用毛主席的話說，二野三野聯作戰，不是增加一倍兩倍的力量，數量變，質量變，這是一個質的變化。 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.
這支四人組成立將近10年，成員依然處於十歲的花季，但她們展示可與兩倍於自己年齡的樂宿將們相媲美的出色專業水。 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.
湯姆加班，拿到他平時的工資一倍半的加班費。 Tom got time and a half when he worked beyond his usual quitting time.
他電令717把前進速度加快一倍，取近道直插目的地。 He radioed 717th regiment to double its pace and short-cut its route to its destination.
自從20世紀70年代起，芯片上的隨機存取內存得到泛的應用，它的容量每三年就要增長四倍。 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.
多數奔騰pc機配有32mram，作為標配置，但是很多買期待用新的應用程序和微軟的windows98，把ram擴一倍。 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.
在一大片死氣沉沉的荒地上，她找到最低下的、最艱苦的活。雇主是一個苛刻粗暴的鄉下佬，他懷着舊有的怨恨，對苔絲非常憎惡，這給苔絲更增添十倍的難。 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.
工業企業纍计實現利潤112.7億元，比去年同期增長近6倍，已恢到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.
如果人類的基因庫被視為一種物種的自然來源，那麽明智的做法就是要倍加小心地去培養、保護那些最罕見的基因。這樣，每一代人都會從中受益。 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.
伴隨着這些士地覆蓋的迅速變化，當地物種滅絶的速率可能很快便大大超過我們今天所現的，達到自然的1萬倍。 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.
馬具的響聲變成錢幣的叮當，五分之內簽署的支票數目竟有爾森銀行在國際國內業務中三倍的時間簽署的總量。 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.
我的年齡比你大一倍。 I'm twice your age.
雷蒙說：“倫敦35歲以下的單身女人是單身男人的3倍。 Raymond says.:" In London there are three times as single women under 35 as single men.
這比那個大一倍。（註意：as large again as是…的兩倍，比…大一倍） It is as large again as that.
他自作自受，遭到加倍的報應。 He reaped the whirlwind he had himself stirred up.
他取得比使用當地籽高一倍的産量。 He reaped a yield twice as much as he would have done with local strains.
這本書倍受贊揚。 The book received considerable acclaim.
他在傢具什物之間東躲西閃，原本存在他心中的恐懼又成倍地增加。 He recoiled from side to side between the various objects and multiplied the hazards that in reality lodged only in his mind.
在下一中，為扳損失，她孤註一擲，把賭註加大一倍。 At the next throw he doubled his stakes in a neck-or-nothing bid to recoup his losses.
經過四十多年的努力，西藏人民的生活水平普遍有顯著提高，絶大部分農牧民的溫飽問題已基本解决，一部分農牧民已經富裕起來，1991年全區農牧民人均純收入為455元，扣除物價上漲因素，比1979年的159元增長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.
長是寬兩倍的一個矩形。 a rectangular figure twice as long as it is wide.