I'm hot, compared to the air of the room, or cold if I'm somewhere that's warm.

我相对于室内的空气是热的，或是冷的如果我呆在一个温暖的地方。

麻省理工公开课 - 热力学与动力学课程节选

The thermos, with the lid on top, It's not a open system your coffee is going to stay warm or hot in the thermos.

顶部盖了盖子的热水瓶，不是开系,你希望你的咖啡在热水瓶里面保持温暖,或滚烫。

麻省理工公开课 - 热力学与动力学课程节选

And it's for that whole unit that you've got some heat capacity. How much heat does it take the warm the entire thing up or the insides of the thing up by a degree? It's that number right.

由这个单位你能知道,一些热容的信息，要让这整个装置,或里面放置的东西,升温一度需要多少热量？

麻省理工公开课 - 热力学与动力学课程节选