You take the third one, and you go from one to the other, and you see whether heat flows, when you touch one object, the middle object, between those two objects.

第三个物体就可以作为温度计,将它与第一个物体接触，再与第二个物体接触，观察它们之间热量流动的方向。

麻省理工公开课 - 热力学与动力学课程节选

He had written a large handful of college exercises and assignments in Latin, and he had obviously made a favorable impression on his teachers, one of whom, at least, he stayed in touch with for years.

他用拉丁文写过大量练习,和作业，很显然，他也给老师留下了良好的印象，他还跟其中的一位老师保持了很多年的联系。

耶鲁公开课 - 弥尔顿课程节选