That tells us the direction of spontaneous change for ordinary processes, chemical processes, mixing and you name it, under conditions that are easy to achieve in the lab.

这个物理量告诉我们在实验室,能够实现的条件下通常的过程，化学过程，混合以及你所能想到的过程，自发进行的方向。

麻省理工公开课 - 热力学与动力学课程节选

Because you're going to run it and you'll probably find conditions under which you can run it more or less to completion.

因为如果你想进行这个反应,你总可以找到一定的条件,来或多或少实现这个反应。

麻省理工公开课 - 热力学与动力学课程节选

So in other words, if thankful is still false at this point, it means this condition did not work out very well, and so I'm going to do this block of code again.

换句话说，如果thankful在这时候还是false值，这表示这个条件没有实现地很好，所以我将再次去处理这段代码。

哈佛公开课 - 计算机科学课程节选