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

We have those letters. You can go and touch them.

我们有那些信，你可以去摸摸它们。

耶鲁公开课 - 1945年后的美国小说课程节选

If I wanted-- If I really had to talk to Rumsfeld, I'd go to this person and say, "Can you get me in touch with Rumsfeld?"

如果我想…,如果我很想和Rumsfeld谈谈，我就会找这个人，“你能帮我联系上Rumsfeld吗？“

耶鲁公开课 - 心理学导论课程节选