在这些星系中，“星系间降雨”的数量足以使它们的质量在形成的时间内翻倍。

The amount of "intergalactic rainfall" into some of these galaxies has been enough to double their mass in the time since they formed.

youdao

这听起来并不会让人觉得印象深刻，但是这个城市的人口每年正以10.58%的速度增长。这意味着，大约七年左右的时间，北海的人口将会翻倍。

That might not sound particularly impressive, but the city is projected to grow at a blistering 10.58 percent annual rate, which would double the population in approximately seven years.

youdao

我的组织发现通过进行纯精神的预计再将预计的结果翻倍之后，我们仍然需要再加30%的时间才能完成这些任务。

My organization found that by making mental estimates and then doubling those mental estimates, we still required 30 percent more time to complete those tasks.

youdao

Over that eighty-one year period you would have gotten a multiple of seventy-two.

经过81年时间,你翻了72倍

耶鲁公开课 - 金融市场课程节选