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Crash Course 解剖生理学篇

The hormone thyroxin, for example, is secreted by an endocrine gland — your thyroid — and it needs to be distributed throughout the entire body so that it can stimulate the metabolism in all of your cells.

素甲状腺素由内分腺分——你的甲状腺——它需要分布在体中,以便它可以刺所有细胞的新陈代谢。

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