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古人常用“朱唇玉齿”来形容女子的美貌,“露齿一笑”更是显得美丽动人。可见,牙齿在美容上有着重要的地位。一个人要拥有一副健美的牙
The ancients often used the “Zeoli” to describe the beauty of a woman, and “toothy smile” is even more beautiful. Visible, teeth have an important position in the beauty. One person must have a good-fit tooth