I can take a heat pack, like the kind you buy at a pharmacy. Break it up. It gets hot.

买来的热装罐在里面打破,它就变热了。

麻省理工公开课 - 热力学与动力学课程节选

Why don't we go ahead for those of you who need a bit of a rest bit, let's take a two minute break and we'll resume with just some final thoughts on 50.

好吧我们先休息两分钟,然后再重新回到课上来,再讲一下对于这门课的一些最终的想法。

哈佛公开课 - 计算机科学课程节选

Another good thing to do when you're really stuck is walk away. Take a break. Come back and look at it with fresh eyes of your own.

当你卡住的时候另外一件有益的事,就是走开休息一会儿,再回来看代码的时候你的眼睛就清醒多了。

麻省理工公开课 - 计算机科学及编程导论课程节选