And then there's a cold reservoir T2 at some lower temperature T2.

另外有一个冷的热源,温度为。

麻省理工公开课 - 热力学与动力学课程节选

When something hot, it's got a higher temperature than when something is cold.

当某样东西是热的时，它的温度,比冷的东西要高。

麻省理工公开课 - 热力学与动力学课程节选

the zeroth law, which is the common-sense law, which says that if you take a hot object next to a cold object, heat will flow from the hot to the cold in a way that is well defined, and it allows you to define temperature.

上节课我们讨论了，热力学第零定律,这一定律源自常识：如果把一个热的物体,与一个冷的物体挨在一起，热量就会以确定的方式。

麻省理工公开课 - 热力学与动力学课程节选

That's common sense. This is part of your DNA, And then their final product is an object, a b which ends up at a temperature or a warmness which is in between the hot and the cold.

这是常识，是你的一部分，它们的最终产物是一个物体，其温度或温暖程度,介于热与,冷之间。

麻省理工公开课 - 热力学与动力学课程节选

What's the temperature of the cold reservoir?

低温热源的温度又是多少？

麻省理工公开课 - 热力学与动力学课程节选