Fluoride helps protect your teeth from the acid that is released when this happens. It does this in two ways.
氟能够通过两个途径在细菌新陈代谢是你口腔成为酸性的时候保护你的牙齿。
Doctor: you will wear a temporary plastic bridge to protect your teeth during that time. If there no delays it will take three appointments to finish your case.
医生：这一个星期，我会做暂时的塑料牙来保护你的牙齿。如果没有特殊情况，你要来三次。
ABSTRACT: a new study shows that red wine is helpful to protect your pearly white teeth and prevent cavities.
摘要：新的研究表明红葡萄酒有助于保护你如珍珠般亮白的牙齿，有效防止蛀牙。
Visiting a dental hygienist isn't just good for your teeth - it could also protect your heart, researchers claim.
研究表明，看牙医不仅对你的牙齿健康有好处，还能帮助你保护心脏。
Because this new moon is falling in Gemini, it means you need to protect your health, teeth, and bones and that of relatives of advanced age who may be Gemini, too.
因为这个新的月亮是落下在双子座，它方法你需要保护你的健康，牙齿，和骨头和那老龄谁可能也是双子座的亲戚。
Because this new moon is falling in Gemini, it means you need to protect your health, teeth, and bones and that of relatives of advanced age who may be Gemini, too.
因为这个新的月亮是落下在双子座，它方法你需要保护你的健康，牙齿，和骨头和那老龄谁可能也是双子座的亲戚。
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