When you're falling to the surface of the Earth, you are describing a problem of constant acceleration.

当你讨论下落问题时,你在描述一个加速度恒定的问题

耶鲁公开课 - 基础物理课程节选

You start off with a transition period when you're falling asleep. We call that stage I.

一开始是过渡期,你开始进入睡眠状态，这是第一阶段。

耶鲁公开课 - 心理学导论课程节选

Banks are in trouble and as you know - they're starting to fail because they the value of their assets in the market is falling rapidly.

银行陷入危机，并且你知道,他们开始破产因为他们,市场中资产的价值,在迅速的降低。

耶鲁公开课 - 金融市场课程节选

You don't feel any weight because your weight is the opposition you get to falling through the floor; but if the floor is giving way and you're just falling freely, you feel weightless.

你不会感到重力,是因为你的重力在阻碍你穿过地板,如果没有地板,你自由下落,也感觉不到重力

耶鲁公开课 - 基础物理课程节选

So, if you're a native monolingual speaker of English you hear speech and each sound you hear is categorized as falling into one of those forty morphemes--sorry, phonemes.

如果你是英语母语的单语说话者,你听到一段演讲,你所听到的每个声音,都被归类为这四十个音位中的一个

耶鲁公开课 - 心理学导论课程节选