He says the work of telomeres is important to the understanding of how genetic material is copied and saved.

VOA: special.2009.10.07

Either keep up the good work or you better change your strategy because you are not mastering the material.

保持好的工作,或者你最好改变你的策略,因为你不擅长处理这个材料。

麻省理工公开课 - 固态化学导论课程节选

Black Boy We started this course talking about Black Boy - and the way that a whole world of pressure-- pushed on the borders of that work and actually changed its very material form.

在开始这门课的时候我们先讨论了,说了这个充满政治压力的种族矛盾激化的世界-,并且已经改变了,它的实体范畴的。

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