3年之内管理人员的数量要翻倍，达到100名。

The number of managers must double to 100 within 3 years.

《柯林斯英汉双解大词典》

推销员每年的收入在5万到6万美元之间，但是加上佣金，那数额能翻倍。

The salespeople get between $50,000 and $60,000 a year but that amount can double with commission.

《柯林斯英汉双解大词典》

养育孩子意味着家务劳动翻倍。

Having children means doubled housework.

youdao

So we see that I've doubled the size of the vector but I've much more than doubled the number of calls.

所以我们看到我,把向量的大小翻倍了,但是我调用的次数,不仅仅是翻倍了。

麻省理工公开课 - 计算机科学及编程导论课程节选

He kind of makes them survive and NewsCorp doubled its price--that's his company-- doubled in the last five years.

他使各类报纸得以存活,他的公司,新闻集团,股价在过去五年中翻了一倍

耶鲁公开课 - 金融市场课程节选

And the reason I want to show you this is to notice that the recursion can be doubled.

如果我来写斐波那契数列你可以看看这儿,原因是我想让你看看这部分的递归可以翻倍。

麻省理工公开课 - 计算机科学及编程导论课程节选