It's an instinctive reaction – if a child falls you pick it up.

这是一种本能的反应–如果小孩摔倒了你会扶他起来。

《柯林斯英汉双解大词典》

But, I think what most of you, actually having MIT come to MIT, have probably realized is sometimes it's nice to major in a science, because you can't just pick up a reaction and do it in your kitchen on the weekend, where as you can sometimes join a book group and do that.

但我认为对你们大多数人来说,既然来了,可能已经意识到最好是主修一门科学,因为你不能在你,周末的时候在厨房里做化学实验,然后你就可以参加一个读书俱乐部。

麻省理工公开课 - 化学原理课程节选

Some of this shift in valuation is certainly warranted, especially for Baidu, however we think that the reaction has created an opportunity to pick up shares of the global leader in search advertising.

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