Third party processing could ensure the material is enriched only to the point needed for civilian purposes, and below the level called for in nuclear weapons.

VOA: standard.2009.10.04

So, that's the first point: It's material. The second point is that narrative has a form, and that it can be constructed, built.

这就是我第一个观点：它是物质的，第二个理由是,叙述故事有一个框架，它可以像一个手工品一样。

耶鲁公开课 - 1945年后的美国小说课程节选

It's not meant to be more than five, ten minutes of work, but the point of the question, -15, 20 minutes of work, but the point of the question is to motivate people to keep up with the material and do the readings.

几分钟就能完成,这个作业的目的,要十几到二十分钟完成吧,这个作业的目的在于激励大家,跟上课程的进度并去阅读材料

耶鲁公开课 - 心理学导论课程节选