We looked at pressure change before, actually, in discussing the third law, the fact that the entropy goes to zero as the absolute temperature goes to zero for a pure,perfect crystal.

在讨论热力学第三定律的时候，我们讨论过压强变化,即对于纯净的完美晶体,随着温度下降到绝对零度熵也变成零。

麻省理工公开课 - 热力学与动力学课程节选

Often, for a particular state change, it is easy to calculate two of these, but not the third.

对于一些特定的状态变化，它们中的两个很好计算，但是第三个往往不容易计算。

麻省理工公开课 - 热力学与动力学课程节选

The third REIT boom was in the 1990s and I think this third REIT boom is different from the others because it didn't arise from any government regulation change.

第三次发展浪潮在20世纪90年代,我认为第三次有别于前两次,因为这次不是源自政府监管的变革

耶鲁公开课 - 金融市场课程节选