While we're here, let's just mention that things will get more complicated in a world where I don't actually know the payoffs of my opponent.

现实中我并不知道,我对手的收益到底是什么样的,这会使事情变得更加复杂

耶鲁公开课 - 博弈论课程节选

You know, one of the things that I say and only half ingest, is that I know of no more selfish act and a benevolent act.

我说到的一件事，只说了一半意思，即最自私的所为就是善举。

哈佛公开课 - 幸福课课程节选

Well let's take a step back for a minute; that's one way of looking at Biomedical Engineering, by looking at sort of the things that you know about that have been the result of the work of biomedical engineers and talk more generally.

好的,话说回来,了解生物医学工程的一种方法就是,通过看一些你们熟悉的东西,它们同时也是,生物医学工程的研究成果,并对它们做一般意义上的讲解

耶鲁公开课 - 生物医学工程探索课程节选

You know, you become expert on what you are doing. You learn more things.

如果你想成为你领域里的专家，那么你必须学习更多的东西。

研究生院也在这里 - SpeakingMax英语口语达人