是否是因为某颗牙有锋利的边缘，如果是，请牙科医生摩除锋利的边缘。。。

来源: 御用文人于 2013-06-20 09:10:37 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.