Children vary considerably in the rate at which they learn these lessons.

孩子们学习这些课的速度差别相当大。

《柯林斯英汉双解大词典》

I wonder if his absence has anything to do with one of these lessons.

我不知道他的缺席是否与这些课程中的某一课有关。

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So we're going to return to both of these lessons today.

我们今天继续探讨这两个结论

耶鲁公开课 - 博弈论课程节选

Both of these lessons will reoccur today.

今天这两个结论还会再出现

耶鲁公开课 - 博弈论课程节选

What's more, in the context of longer lives, we can do more than harvest these lessons.

WSJ: The Experts: Dealing With Regret

These lessons apply, of course, to the U.S. as well, which has its own fiscal imbalances.

FORBES: Will Europe's Debt Crisis Hurt The U.S.?

These lessons apply to offshore funds as much as they do to U.S. funds.

FORBES: Winning streak