纯素食者可以从蛋白质补充剂中获益，因为他们不吃肉类、奶制品或鸡蛋等动物蛋白类食物。

Vegans can benefit from protein supplements since they do not cat animal-based protein sources like meat, dairy or eggs.

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他和其他研究多种生物的生物学家发现，这些特殊的 RNA 在很大程度上直接影响组蛋白的合成，组蛋白是一类与 DNA 结合的蛋白质。

He and other biologists studying a wide variety of organisms have found that these particular RNA's direct, in large part, the synthesis of histones, a class of proteins that bind to DNA.

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狂爱吃蛋白质类，比如肉和奶酪。

You are craving protein — meats and cheese.

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