Joule actually did this experiment, and he observed that for the gas expansions that he could do, that the temperature did not increase measurably.

事实上焦耳的确做了这个实验，他做到了,他能达到的最好实验要求，发现在可测量范围内没有观察到温度上升。

麻省理工公开课 - 热力学与动力学课程节选

Because I think our education system, pre-college is generally not great in sort of the world scale.

因为我觉得我们的教育系统，大学之前的教育在世界范围内并不是最好的。

优秀的MBA人们 - SpeakingMax英语口语达人