But as you can see, in the run I'm talking about this, there really only are experiments in a couple of the dimensions of the educational purposes that we talked about in the very beginning.

但你们也看到了，我探讨这一点的过程中，所进行的实验只涉及到,我们在最开始谈到的,教育目标的几个方面。

麻省理工公开课 - 媒体、教育、市场课程节选

When we're talking about breathing meditation, what do we really mean, what are the instructions either you have received or given in your group or when you led our Thursday meeting.

当我们说到呼吸冥想修行时时，我们本意何在，你们从小组活动中,都得到或给予过哪些指点呢,不然就是在组织周四活动时。

普林斯顿公开课 - 人性课程节选

Let's take a step back and ask are all kinds of cells really the same and start by talking about two cells that I know you know are quite different.

让我们退一步并问一句,所有细胞真的都是一样的么,我们不妨从两种,看起来截然不同的细胞谈起

耶鲁公开课 - 生物医学工程探索课程节选