双倍用英语可以翻译成"double". 来源：双倍的意思是 "having twice the usual size, quantity, or strength"，而 "double" 的意思也是 "having twice the usual size, quantity, or strength".

例句：

The company is offering a double discount on all of its products this weekend.（公司这个周末所有产品都打双倍折扣）

She won a double prize at the competition.（她在比赛中获得双倍奖励）

The new movie theater has double the number of screens as the old one.（新电影院的屏幕数量是旧电影院的两倍）