在某时某刻，你会讨厌金钱的某些方面。

At some point or another, you're going to hate some aspect of money.

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在某时它会降到最低点。

It will bottom out at some point.

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我们是社会化的动物，在某时某地的等级结构对我们来说是一件生死攸关的事。

We're social creatures; a place in the hierarchy is a matter of life and death.

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But still, when we're talking about the radial probability distribution, what we actually want to think about is what's the probability of finding the electron in that shell?

但当我们讲到径向概率分布时,我们想做的是考虑，在某一个壳层里,找到电子的概率,就把它想成是蛋壳？

麻省理工公开课 - 化学原理课程节选

When you think about your career, like a moment where you were particularly proud, or a moment where you were particularly challenged by something, and realized that makes me think in a wholly different way.

您在回顾您的工作时，比如说某一时刻您十分自豪，或者说您的观点受到了挑战,让您用一种,全新的角度来思考。

普林斯顿公开课 - 人性课程节选

There's nothing unacceptable or inappropriate or misguided about not thinking about all sorts of facts that you might have learned at some point or the other.

不去想所有那些你在某时得知的事实,并不是不可接受的或者说不合适的,或者说是误入歧途的。

耶鲁公开课 - 死亡课程节选