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What You Can Do: Drink plenty of bottled, non-fluoridated water.
你能做什么：喝很多的瓶装不加氟的氺
youdao
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Brush for at least two minutes, twice daily, with a fluoridated toothpaste.
每天至少用含氟牙膏刷牙两次，每次刷两分钟。
youdao
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Brush for at least two minutes, twice daily, with a fluoridated toothpaste.
每天至少用含氟牙膏刷牙两次，每次刷两分钟。
youdao