They're everywhere in cells throughout your body and they are responsible for lots of the biochemistry of cell/cell interaction and signaling.

它们在身体各处的细胞中都有,并负责很多细胞间的相互作用,及信号转导的生化过程

耶鲁公开课 - 生物医学工程探索课程节选

There's not as much to do. It's not as cultured as New York.

但在我的家乡并没有很多事情可以做，那里不像纽约这样充满文化气息。

纽约和洛杉矶不一样 - SpeakingMax英语口语达人

That's a sign to me that we're not there yet and we have a lot more to do in finance.

很明显，我们并没达到那个边界,这说明我们在金融领域还有很多事情要做。

耶鲁公开课 - 金融市场课程节选

Pound goes to work on Yeats, goes to work on his poetry and helps modernize him, although I think in lots of ways the influence went just as much the other way.

庞德转而研究叶芝和他的诗,并帮助他往现代主义转变，尽管我认为在很多方面,是叶芝影响了庞德。

耶鲁公开课 - 现代诗歌课程节选

There are cells within your body that are always in the process of division and forming new cells, and sometimes this is for a tissue where cells only have a finite lifetime.

你体内的一些细胞,始终在不断分裂,并生成新的细胞,很多时候,是在一些细胞寿命有限的组织中

耶鲁公开课 - 生物医学工程探索课程节选

Now, to be sure, in Siberia in the far reaches of the north, North Asia, this empire amounted to little more than a series of trading posts, and it took a very long time for any semblance of Russian authority from Moscow and soon from St. Petersburg, for reasons that we'll see, to reach there.

现在,可以肯定,当时的俄国,在西伯利亚和北亚并没有多少商栈,俄国耗费了很多时间,才使得其首都市容变成现在这样,无论是莫斯科,还是之后的圣彼得堡,原因我们会讲到

耶鲁公开课 - 欧洲文明课程节选

It's worth saying a word about that, because I want to undermine any great confidence that you may have and what you can believe that scholars tell you, because we keep finding out how wrong we are about all kinds of things.

这里得说的是,我想给自信满满的家伙泼点儿冷水,你曾深信不疑的学者们告诉你的那些事,不断被发现,并在很多问题上都存在纰漏

耶鲁公开课 - 古希腊历史简介课程节选

We don't have really much of any direct exposure to homebuilders or to the housing industry.

我们并没有直接投资很多,在建筑或住房工业领域

耶鲁公开课 - 金融市场课程节选

Then from these beginnings, engineers transformed life in the twentieth century: a lot of things started in the twentieth century and became common place.

从此开始,工程师们改变了二十世纪的生活,有很多东西在二十世纪发明并得到普及

耶鲁公开课 - 生物医学工程探索课程节选