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