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问:我有磨牙的毛病,特别是白天也出现,常常在不经意间发现自己在磨牙。这是怎么回事?该怎么办?长沙市张理觉
Q: I have problems with molars, especially during the daytime, and I often find myself moaning inadvertently. What is going on? What to do? Changsha Zhang sense