So we know that in each case the heat is going to be the opposite of the work, but the work isn't the same in these two different ways of getting from here to here, right. So let's just see it explicitly. Here's our qA.

所以我们知道在每种情形下功,与热量相差一个负号,但从这里到这里，在这两条路径,中的功是不同的，对吧？,那么让我们明确地看一下。

麻省理工公开课 - 热力学与动力学课程节选

The next phrase, B-- is very similar, but here it takes the deviation-- And gets it back-- gets us back to the tonic.

下一乐句,B,与之前非常相似,但从这里偏离,又回来,回到主音

耶鲁公开课 - 聆听音乐课程节选

All right, so there we are, but is this, from D to E, a half step?

好了,明白了,但这里,从D到E,是个半音级吗

耶鲁公开课 - 聆听音乐课程节选