Rosalyn Schanzer brings to life the clues that suggested to Darwin that living things evolve, or change,over time.

VOA: special.2009.02.27

He brings it up as if we know that this is what he's been talking about all the time.

他提出这个好像我们知道一样,这是他一直在说的东西。

耶鲁公开课 - 现代诗歌课程节选

But I feel the same thing often when my son brings his friends, maybe that I've known for a long time.

但我也感觉得到,尤其是我儿子带朋友回来时，也许我早认识了。

耶鲁公开课 - 政治哲学导论课程节选

What brings them into being ? and sustains them over time?

什么催生了政体,并使其延续下去？

耶鲁公开课 - 政治哲学导论课程节选