sort of takes the cyclicality out of earnings and you can see over history how that multiple has varied.

一定程度上在收益上避免了周期性的,而且你可以看到随着历史的进程,这个倍数发生了多大的变化。

耶鲁公开课 - 金融市场课程节选

it's the study of how languages change over time.

它研究的是语言的历史变化。

我的专业 - SpeakingMax英语口语达人

It's a misnomer, but the historical transmutation of Milton's title we have to take as instructive.

这是一个误称，但弥尔顿作品标题的历史变化,对于我们来说是有教育性的。

耶鲁公开课 - 弥尔顿课程节选