2011中考英语一轮复习—英语中表示倍数增加的表达方法 (一) A is N times as great(long, much,…)as B. (①) A is N times greater (longer, more,…)than B. (②) A is N times the size (length, amount,…)of B. (③) 以上三句都应译为:A的大小(长度,数量,……)是B的N倍. . This book is three times as long as (three times longer than/three times the length of)that one. 这本书的篇幅是那本书的3倍(即长两倍)。 注:当相比的对象B很明显时,than (as,of) B常被省去。 (二) increase to n times(④) increase n times/n-fold(⑤) increase by n times(⑥) increase by a factor of n(⑦) 以上四式均应译为:增加到n倍(或:增加n-1倍)。 . The production of integrated circuits has been increased to three times pared with last year. 集成电路的产量比去年增加了两倍。 . The output of chemical fertilizer has been raised five times as against l986. 化肥产量比1986年增加了4倍。 . That can increase metabolic rates by two or three times. 那可使代谢率提高到原来的2倍或3倍(即提高1倍或2倍)。 . The drain voltage has been increased by a factor of four. 漏电压增加了3借(即增加到原来的4倍)。 注:在这类句型中increase常被raise,grow,go/step up,multiply等词所替代。 (三) There is a n-fold increase/growth…(⑧) 应译为:增加n-倍(或增至n倍)。这个句型还有其它一些形式: . A record high increase in value of four t
