摘要：3．The population in and around San Francisco is now ten times more than it was in 1906. 英语中表示倍数的三种常用表达方式: (1)A is three times bigger(higher, longer, wider, etc.) than B. 意思是:A比B 大倍.例如: Their classroom is three times bigger than ours. 他们的课室比我们的大三倍. The Pearl River is five times longer than this one. 珠江比这条河长五倍. (2)A is three times as big(high, long, wide, etc.) as B. 意思是“A的大小是B的三(四)倍 .例如: Asia is four times as large as Europe. 亚洲的面积是欧洲的四倍. He is twice as tall as an ordinary man. 他的高度是一个普通人的两倍. (3)A is three times the size(height, length, width, etc.) of B. 意思是“A的大小(高度.长度.宽度等是B的三(四)倍 .例如: The new building is four times the size of the old one. 这座新楼是那座旧楼的四倍大. This tree is twice the height of that one. 这棵树是那棵树的两倍.

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