Because the citric acid can erode tooth enamel, either hold off on brushing your teeth after drinking lemon water or brush your teeth before drinking it.
柠檬酸可以腐蚀牙釉质，所以要么在喝了柠檬水之后稍停片刻再刷牙，要么先刷牙再喝柠檬水。
Thee chances of enamel breakage are greater when you brush too hard.
刷牙力气过大更容易损伤你的牙釉质。 。
Brush too soon after eating - as enamel on teeth is softened after eating especially with sugary foods - it's best to wait an hour before brushing which allows the tooth to harden up more.
进食后——尤其是吃了甜食后——牙釉质会软化，所以最好过一个小时等待牙釉质恢复后再刷牙。
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