The goal is by 2005, they have all the large lecture courses in MIT physics taught in this format.

我们的目标是到200年，能使所有的大型讲座课,都能用这种方式讲授。

麻省理工公开课 - 媒体、教育、市场课程节选

We also have active visualizations because there's a lot of research showing that if you're actively engaged in something that solidifies the learning objectives we're taking home.

我们同时也有主动性直观化,因为很多研究结果表明,如果你积极地参与,到一些使学习目标具体化,的活动中去的话,便能真正理解它。

麻省理工公开课 - 媒体、教育、市场课程节选