危害到說不上，牙齒不正常的應該矯正，那是為了健康。可是現在大多數是為了個漂亮的笑容，就過分了。難道不殘忍嗎？

來源: 薛成於 2016-04-03 08:58:16 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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