You turn on your radio, the radio waves passing by, boom, properly tuned, you detected it.

你打开收音机，无线电波传出来，好好地调试一下，你就检测到它了。

耶鲁公开课 - 死亡课程节选

Over there ... You turn on your radio, your car radio, to your FM classical music station and what number approximately would you go to?

那边的同学,你打开汽车里的收音机,调到古典音乐频道,然后你通常会调到哪个电台呢

耶鲁公开课 - 聆听音乐课程节选

So that's how we do it, but you got your car radio going.

我们都会这么做,打开你汽车上的收音机

耶鲁公开课 - 聆听音乐课程节选