每年定期两次清牙也很重要，用不同的用漱口水杀菌，固齿。

来源: happybob 于 2018-10-18 19:53:07 [博客] [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.