科学家们通过跟踪和拍摄乌干达的黑猩猩群，并研究了5000多起有意义的交流事件，发现了这一点。

The scientists discovered this by following and filming groups of chimps in Uganda, and examining more than 5,000 incidents of these meaningful exchanges.

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他们找到了具有良好品行记录的谈判者，并研究了他们的行动。

They found negotiators with a good trait record and studied them in action.

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有些公司正在探索使用木材的可能性，并研究如何用木材生产乙醇。

Some companies are exploring the possibility of using wood, and seeing how that can be used to make ethanol.

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We don't pay attention to them when they are going beyond three, but now we know we need that.

我们以前并没关注他们,对三维以上空间的研究,但是现在我们知道也需要关注那些东西

耶鲁公开课 - 基础物理课程节选

Freud studied the mind and the brain and was intensely interested in the neural basis of thought and behavior.

弗洛伊德研究心理和大脑,并对思想和行为的神经基础,有着浓厚的兴趣。

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And scientists have been working on this for years and there's been progress, but it's still a very difficult challenge.

科学家们对此已经研究很久了,并取得了进展,但仍有很大挑战

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选