既然是供給大腦或心髒的，為什麽不去到大腦和心髒供他們使用，而是停在血管壁上那？我是外行，就想學習，謝謝！

來源: Maude 於 2015-06-26 16:48:28 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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