He learned to climb the tree hand in hand.

他学会两手交替使用爬下树。

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He learned to climb the tree hand under hand.

他学会两手交替使用爬树。

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On the other hand, human violence shows evidence of being a learned behavior.

另一方面，有证据显示人类的暴力是一种习得行为。

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That would be tantamount to creating divine enemies, immortal enemies So God must maintain the upper hand in his struggle with these humans who have learned to defy him. And he maintains the upper hand in this, the fact that they eventually must die.

因为，这相当于创造了一个，旗鼓相当，永生的敌人,所以，上帝在与，这些学会反抗他的人类争斗时,占了上峰，利用他的优势,决定了人类必将死亡的命运。

耶鲁公开课 - 旧约导论课程节选

What happened in that case is he has learned that the raising of a hand is a signal that he is about to be hit and so he responds to that signal.

在这个例子中，他知道,举起的手臂是他即将挨打的信号,因此他对这个信号作出了反应。

耶鲁公开课 - 心理学导论课程节选

The silver-tongued Veep may not have heard of Judge Learned Hand.

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After returning to Harvard for law school, he clerked for Judge Learned Hand of the U.S. Court of Appeals, one of the most eminent judges in the country.

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As an aside, the late Judge Learned Hand, who sat on America's court of appeals, always said he would liked to have seen some particular words written by Cromwell placed over the portals of every church and courthouse and at every crossroads across the nation.

ECONOMIST: Don't mention God