过去十年的期间我一直在做。

I have been doing this for the past 10 years.

youdao

在超过十年的期间里，全世界的产出下降。

Overall world output falls for more than a decade.

youdao

在超过十年的期间里，全世界的产出下降。世界陷入有史以来最严重的萧条。

Overall world output falls for more than a decade. It's the worst depression the world has ever seen.

youdao

These are just many ways that people died during the Thirty years' War.

描绘了三十年战争期间的各种死亡的惨状

耶鲁公开课 - 欧洲文明课程节选