Definition: twice as much or as many Level: B1
我们的新房子是老房子面积的两倍。
Our new house is ___double the size of the old one.
这要花掉你去年的两倍价钱。
It will cost you ___double what it did last year.
今年的游客数量是去年的两倍。
The number of visitors this year is ___double that of last year.
