资讯详情

占百分之几，几分之几

1….to form/comprise/make up/constitute ….percent …占百分之…

eg. Women comprise more than 50% of the US.population.

eg. Females make up only 24% of the illustrations whereas males constitute 76%.

2.…to form/comprise/constitute a half/third/fourth of……占…的1/2,1/3,1/4

eg. Female illustrions form less than a fourth of the total.

3.…account for…percent 占百分之几

eg. ……, accounting for approximately 20 percent of…

倍数

1.A be …times as much/many as B

eg. The annual rainfall of Hunan is 5 times as much as that of Sichuan.

2.A doubles/is half/triples B A是B的两倍，一半，三倍

eg. The annual rainfall of Jidda doubles that of Janta, but is only half the amount of rain Kuwait receives each year.

It would be expected to increase 5 times.

the table shows a three times increase over that of last year.

the number is 5 times as much as that of 1995.

It has decreased almost two and half times, compared with…

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