能打就打，要時不時刺激一下免疫係統，產生抗體。

來源: 小心翼翼的小地主於 2012-10-06 12:14:19 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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能打就打，要 時不時刺激一下免疫係統，產生抗體。