请教，一岁小儿很瘦，整日口水流不停,夜晩睡十小时日睡3小时，仍然一直打哈欠，请问为什么？

来源: Mermaid_ca 于 2012-04-20 23:33:21 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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