英语倍数的表达方法(2)

2. 表示“……比……大几倍”，由“倍数+形容词(副词)比较级”结构组成。

例如：

This box is three times bigger than that one. 这个盒子比那个盒子大三倍。

The grain output is 8 percent higher this year than that of last year. 今年比去年粮食产量增加8%。

3. 表示“……是……倍”，由“倍数+ as +形容词+ as +”结构组成。

例如：

Our factory is twice as big as theirs. 我们的工厂是他们的三倍。

I have three times as many as you. 我有你三倍那么多。

[注] 一倍用once，两倍用 twice。

4、还可以用by+倍数，表示增加多少倍。

The production of grain has been increased by four times this year. 今年粮食产量增加了4倍。

英语句子中倍数的表达方法

(一)A + be + 倍数+ as + 计量形容词原级+ as + B

例如: This bed is three times as big as that one.这张床是那张床的三倍大。(比那张大两倍)

This tree is three t imes as tall as that one. 这棵树是那棵树的三倍高。(比那棵高两倍)

His father is twice as old as he. 他父亲的年纪有他两倍大。(比他大一倍)

(二) A + be + 倍数+ 计量形容词比较级+than + B

例如: The Yangtze River is almost tw ice longer than the Pearl R iver. 长江差不多比珠江长两倍。(长度是珠江的三倍)

This rope is twice longer than that one. 这根绳比那根绳长两倍。(长度是那根绳的三倍)

This hall is f ive tim es bigger than our classroom.这个大厅比我们的教室大五倍。(面积是我们教室的六倍)

(三) A + be + 倍数+ the + 计量名词(如size, heigh,t w e igh,t length, w idth等) + of + B

例如: The new ly broadened square is four times the size of the previous one. 新扩建的广场是未扩建时的四倍大。(比未扩建时大三倍)

This street is four times the leng th o f that stree.t这条街是那条街的四倍长。(比那条街长三倍)

This hill is four t imes the height o f that sma llone.这座山的高度是那座小山的四倍。(比那座小山高三倍)