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

I don't want somebody opening up a clamshell with some hot food in it. It's not right. It's not right.

我不希望任何人打开一罐蛤壳,里面装着热的食物，这不对。

麻省理工公开课 - 固态化学导论课程节选