三倍比.大英语怎么说比.大三倍，有三种说法，分

方法一：数字 + times + as + 原级 + as +比较对象
It cost three times as much as I had expected. 它花的钱比我预期的多两倍。
Cats sleep twice as much as people. 猫睡觉的时间比人长一倍。
Unemployment among blacks was twice as high as that for white. 黑人的失业人数是白人的两倍。

方法二：数字 + times + the size / length / depth / height / width / quantity / amount / etc+ of +比较对象
Their house is twice the size of ours. 他们的房子是我们的两倍大。
The queen bee is twice the length of a worker bee. 蜂王的体长为工蜂的两倍。
Many are holding out for ten times the price. 许多人坚持索要10倍于该价格的价钱。
This room is twice the length of the other, but much narrower. 这个房间的长度是那个房间的两倍，但窄得多。
Concorde crosses the Atlantic at twice the speed of sound. 协和飞机以两倍于声速的速度飞越大西洋。
比较同义句：
He eats twice the amount that you eat.= He eats twice what you eat. 他比你多吃一倍。/
This box is twice the size of that one.= This box is twice as large as that one. 这个盒子是那个盒子的两倍。

方法三：数字 + times + 比较级 + than + 比较对象
She’s a zillion times brainier than I am. 她比我聪明亿万倍。
She can walk three times further than you. 他能比你多走三倍的路。
This room is three times larger than that one. 这个房间比那个房间大两倍。
It was ten times more difficult than I expected. 这事比我预想的要困难十倍。
It took three times longer I had expected. 这件事比我预料的多花了两倍的时间。
Carrying goods by train costs nearly three times more than carrying them by barge. 通过铁路运货的成本比驳船运货成本高出近3倍。

这个盒子是哪个盒子的四倍大。（这个盒子比那个盒子大三倍。）

This box is four times as big as that one.
This box is four times the size of that one.
This box is three times bigger than that one.

1.A is three times the size of B

2.A is bigger than B by twice
3.A tripled B