英语倍数的表达法

发布 2021-04-01 05:36:28 阅读 5079

1. 用形容词表示甲是乙的几倍时,用下面三个句型,用副词表示则一般只用前两个句型。

1)……倍数+形容词(或副词)的比较级+than

this rope is twice longer than that one.这根绳的长度是那根绳的三倍。(比那根绳长二倍)

this hall is five times bigger than our classroom.

这个大厅比我们的教室大五倍。(是我们教室的六倍)

the car runs twice faster than that truck.这辆小车的速度比那辆卡车快两倍。(是那辆卡车的三倍)(2)……倍数+as+形容词(或 much)或副词+as

asia is four times as large as europe.亚洲的面积是欧洲的四倍。

this big stone is three times as he**y as that one.

这块大石头的重量是那一块的三倍。(这块石头比那块重二倍)

the plane flew ten times as high as the kite.

那架飞机飞行高度是那个风筝的十倍。(高出九倍)

3)……倍数+the size(length,height…)of

this street is four times the length of that street.这条街是那条街的四倍长。

this hill is four times the height of that small one.

这座山的高度是那座小山的四倍。(比那座小山高三倍)

也可用:the height of this hill is four times that of that small one.

2. 要用名词表示“量”的倍数时,则用以下两个句型:

1)……倍数+more+名词(可数,不可数)+than

there are four times more books in our library than in yours.

我们图书馆藏书(数量)是你们图书馆藏书的四倍。(我们图书馆藏书比你们的多三倍。)

we h**e produced twice more grain this year than we did last year.

我们今年生产的粮食比去年增长一倍。(是去年的两倍)

2)……倍数+as many(或much)+名词+其他+as…

after the technique was introduced,the factory produced twice as many tractors in 1988 as the year before.采用新的技术以后,那个工厂2023年生产的拖拉机是前一年(2023年)的两倍。(比前一年增长一倍)

there is three times as much water in this pot as in that one.这个壶里的水(量)是那个壶里的三倍。

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