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wuzhong_023@163.com问:我的女儿7个月大,嘴巴闻起来好像有点儿臭臭的,有人说这是火气重的表现。请问,孩子口臭是由什么原
wuzhong_023@163.com Q: My daughter is 7 months old. Her mouth smells like a little smelly. Some people say this is a manifestation of anger. Excuse me, what is the original bad breath of children