Although some very basic information can be expected to be common knowledge for your readers, all other information that you have relied on while writing your essay must be credited.

尽管一些非常基本的信息可以预计常识为你的读者，你已经依靠在写你的文章必须存入的所有其他信息。

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Not only will you learn something, you’ll also be able to relate to people better because you’ll share common knowledge.

通过这么做，你不仅会学到一些东西，你也能更好的和别人沟通，因为你们拥有共同的知识背景。

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Every time we do this, we are learning about what can be achieved and contributing to the common knowledge about open source grid computing.

每一次这样做，我们都能明白哪些东西是可以达到的，哪些经验可以贡献给开源的网格计算公共知识库的。

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"To become a referee, the Madrid Football Federation makes us take a course as well as two classes with a psychologist, because it is common knowledge that you'll be verbally abused, " he said.

CNN: Soccer violence: Referees under siege

"If that becomes common knowledge here I think my job might be fairly difficult, " he said.

BBC: UK welcomes election of new Pope Francis

And Muslims, here's something to think about: If your knowledge of Islam came from common stereotypes, wouldn't you also be misinformed about the faith and its followers?

CNN: Airport screening for 'Flying while Muslim'