So, we need to take a look at the question of what they are, and how we know about them, and so on.

那么,我们得了解什么是诗歌,如何学习研究诗歌,等等

耶鲁公开课 - 古希腊历史简介课程节选

You told me that you've written plays by yourself. How long did it take you to finish them?

你告诉我你自己写剧本。写完一个剧本要多久呢？

灵感从何处来 - SpeakingMax英语口语达人

I don't know how to take two strings and multiply them together.

我不知道,怎么把两个字符串乘到一起。

麻省理工公开课 - 计算机科学及编程导论课程节选

He said, take a spring to outer space and we'll hook up some objects to them and see how fast they move and do a comparison.

他说,把一个弹簧带到外太空,往上面挂物体,看看它们运动的快慢,并进行对比

耶鲁公开课 - 基础物理课程节选

How we could take cells that are differentiated to some extent and make them de-differentiate, to go back in the process of differentiation so that they gain more potential.

我们如何把一些已经分化到,一定程度的细胞去分化,使其回到分化之前,重新获得更多的潜能

耶鲁公开课 - 生物医学工程探索课程节选

But then it will also be taught at the second level, which is for every paper that you'll read, every paper that you'll write, you'll always be thinking, "Ok, how can I take these ideas and apply them to my life?

而教学内容的另一部分，你们读每一篇论文，写每一篇论文时，都需要思考，如何把这些理念运用到生活中去？

哈佛公开课 - 幸福课课程节选