保護牙齒切莫進入誤區(qū)(專業(yè)版)
【正文】
Saliva acts as a barrier, protecting the teeth by neutralising acidic foods such as oranges, and the acid produced by bacteria as they break down foods.
而唾液正像一道保護牙齒的屏障，把橘子等酸性食物以及細(xì)菌分解食物產(chǎn)生的酸性物質(zhì)中和掉。
Here, we reveal some of the other surprising things that could ruin your smile:
讓我們來看看這些有可能毀掉你的牙齒和可愛笑容的因素吧。唾液要用一小時的時間才能中和掉由食物和飲料產(chǎn)生的酸性物質(zhì)?！?br />REDUCE THE RISK: Try to keep your mouth closed while swimming. Don’t brush your teeth straight after your dip because at this time the surface of the teeth could be softened by the acidic chlorine and could be more easily brushed away.
如何補救：游泳時緊閉嘴唇，游完之后不要立即刷牙，因為這時牙表面可能正好被酸性的氯軟化了，這樣釉質(zhì)會被輕易地刷掉。
Even if you’re snacking on healthy fruit, seeds and nuts, it’s eating little and often that can do your teeth harm.
盡管你選擇的可能是健康的水果和堅果，可正是少食多餐的做法損害了你的牙齒健康。很多果茶都是酸性的，會慢慢侵蝕掉牙表面的釉質(zhì)，其中要屬檸檬和黑加侖的腐蝕性最強。也可以呷吧呷吧無糖的甜食，效果是一樣的。
It sounds unl
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