把two times改成 twice就对了.
double 前置限定词(数量、大小)两倍的,加倍的 如：
The offer was to start a new research laboratory at double the salary he was then getting.
..所提供的工作机会是创建一个新的研究实验室,待遇是他当时所得工资的两倍.
Leeds Prison is reported to have almost double the number of prisoners it's designed to accommodate.
据报道利兹监狱里犯人的数量几乎已达该监狱设计可容纳人数的两倍了.
...tropical Queensland,more than double the size of Texas.
处于热带的昆士兰,比得克萨斯大一倍多
等于twice