事实上，还有另一种朋友，他虽然很长一段时间没有和我们在一起，但却会在某个时刻充满我们的心灵。

In fact, there is another type of friend—one that has not been with us for a long period of time, but fills our mind at some moment.

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在某个时刻，我们都开始质疑我们的英雄以及我们是否需要他们。

At some point, we all begin to question our heroes and our need for them.

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事实上，大多数人都会在人生的某个时刻经历某种形式的经济困难。

In reality, most people will experience some form of financial hardship at some point in their lives.

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It will surface back up in another piece of work or another idea at some point in your life.

在某个时刻，旧点子会以另一种形式重新出现,或者另一个想法在会出现在你的生活中。

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选

What that means is, if you know the velocity of the given time and you know the initial velocity, you know what time it is.

这个方程的意义是,如果你知道某个给定时刻的速度,并且知道初速度,你就能知道运动的时间

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For those of you who are trying to quit smoking, or to quit drinking there's times of the day or certain activities that really make you want to smoke or really make you want to drink.

对于那些想要戒烟的人来说，对想戒酒的人也一样,一天中的某个时刻或某种行为,会使你产生想抽烟或是想喝酒的欲望。

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