记住这个热机是反向运行的，我们把热量向上传输。

Remember this engine is running backward, and we're pumping heat up.

youdao

请记住这个热机是反过来运行的，我们把热量向上传输。

Remember this one's running backward, we're pumping heat up.

youdao

因此，这些轴承都能够在两个方向上传输高的轴向载荷。

Therefore, these bearings are capable of transmitting high axial loads in both directions.

youdao

Remember this one's running backward, we're pumping heat up.

请记住这个热机是反过来运行的，我们把热量向上传输。

麻省理工公开课 - 热力学与动力学课程节选

This is providing work that's being used in here, but if you take the whole outside of the surroundings and this whole thing is the system, no net work, these things cancel each other, and yet heat's going up.

如果把外面的全部当成环境，把这里的全部当成系统,那么就没有净的功，它们相互抵消了，热量向上传输，会发生什么？

麻省理工公开课 - 热力学与动力学课程节选