人类同步思考的能力极其有限——在某一个时刻，我们只能保存少量的信息。

As humans, we have a very limited capacity for simultaneous thought - we can only hold a little bit of information in the mind at any single moment.

youdao

事件的序列是：新马德里调整之后紧接着是欧洲海啸，之后在某一个时刻胡佛水坝和美国西海岸调整。

The sequence of events will be the New Madrid adjustment followed immediately by the European tsunami, then at some point the Hoover Dam and West Coast adjustment.

youdao

在之前的某一个时刻我们知道他在哪；我们让他可以得到食物和水。

At one point we knew where he was; we allowed food and water to go in to him.

youdao

Something might be short at one point and become tall at another point, ugly at one point and become beautiful-- like the ugly duckling.

一个事物可能在某一时刻很矮,然后在另一时刻又会变高,某一时刻很丑,然后变得很美,就像丑小鸭一样

耶鲁公开课 - 死亡课程节选

I'm sure there have been a quick quarrel at some point.

我确定在某一个时刻会有一些争执。

普林斯顿公开课 - 人性课程节选

At a given instant, it's got a location.

在一个给定的时刻,它在某一位置

耶鲁公开课 - 基础物理课程节选