You use such and such frequencies, and which objects, and you hand him an apple and he'll say, "Oh, it must be very red," Right?

知道你用了多少多少频率的光,是哪些物体,然后你递给他一个苹果,他会说,哦,这是个很红的苹果吧,是这样吗

耶鲁公开课 - 死亡课程节选

Say, we're just doing this once and don't expect it again.

就说,我们只分一次红,别想有下次

耶鲁公开课 - 金融市场课程节选

What else? The guy in red.

穿红衣服的同学,你来说说看

耶鲁公开课 - 博弈论课程节选