我们想探索的一件事是他们如何研究出这些化学知识。

One thing we want to explore is how they developed their knowledge of chemistry.

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因此可以肯定和别人分享知识是十分美妙和很有收获的一件事。

There's definitely something wonderful and rewarding about sharing your knowledge with others.

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因此第一件你成不了事的阻碍就是缺乏知识。

So the first thing that can keep you from succeeding is a lack of knowledge.

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Common knowledge is: "I know something, you know it, you know that I know it, I know that you know it, I know that you know that I know it, etc., etc. etc.: an infinite sequence.

共同知识是指,我知道一件事,你也知道这件事,你知道我知道这件事,我也知道你知道这件事,我知道你知道我知道这件事,以此类推,一个无限的循环

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