Understand the basics and what you can do to promote oral health.
了解一下增进口腔健康的基础知识，看看你还能做些什么？
Think you know everything about proper brushing and flossing techniques? Understand the basics and what you can do to promote oral health.
怎样才是正确的刷牙和牙线使用方法，你认为自己全都掌握了吗？了解一下增进口腔健康的基础知识，看看你还能做些什么？
Burton Edelstein of Columbia University says people should stick with the basics of good oral hygiene.
哥伦比亚大学的伯顿·埃德尔斯坦说人们应该保持基本良好的口腔卫生。
Oral health begins with clean teeth. Consider these brushing basics from the American Dental association.
口腔健康源自洁净的牙齿。
Oral health begins with clean teeth. Consider these brushing basics from the American Dental association.
口腔健康源自洁净的牙齿。
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