OK, I want to spend the last few minutes just showing you a couple of other things that we can do in here.

好，我想把最后一点时间,用来给大家看看我们能做的,一些其他的东西。

麻省理工公开课 - 计算机科学及编程导论课程节选

I will try to finish every lecture on time, but sometimes if I'm in the middle of a sentence or the middle of a derivation, I may have to go over by a couple of minutes; there's no need to shuffle your feet and move stuff around.

我会尽量准时下课的,但是有时候如果我正在讲解一个概念,或者正在推导一个公式,我会稍微多讲几分钟,你们不用来回蹭脚,收拾东西什么的

耶鲁公开课 - 基础物理课程节选