That's the set up. We're going to run the reactants, the reaction. The reactants are going to turn into products.

这就是我们的装置，我们要进行反应,让反应物变成生成物。

麻省理工公开课 - 热力学与动力学课程节选

In other words, how much does the temperature of the whole thing change when you put an ordinary amount of material in there and run a reaction, right. Well, what do you do?

当你放入通常数量的材料,并进行反应时,整个装置的温度,改变有多少，你要做什么？

麻省理工公开课 - 热力学与动力学课程节选

Yes, and if we have gases involved, it's pretty similar, but now what will have is something like this. We'll have a reaction vessel that's sealed, it's constant volume.

如果涉及了气体，情况也很相似，只是现在的装置是这样的,我们有一个密封的反应容器,它的体积是恒定的。

麻省理工公开课 - 热力学与动力学课程节选