Can you give me, say, three or four reasons why what we're about to hear differs from what we just heard?

你能告诉我三四个原因吗,为什么我们马上要听到的音乐与刚听过的不同

耶鲁公开课 - 聆听音乐课程节选

Can you tell me why I'm sure the Earth has an acceleration?

你能告诉我为什么我确信地球有加速度吗

耶鲁公开课 - 基础物理课程节选