Four measures to prevent tooth decay one, oral health: The main aim is to remove plaque.
四种预防蛀牙的对策一、口腔卫生：主要目的是去除牙菌斑。
If you’re following your dentist’s orders, you floss every day to prevent tooth decay and gum disease.
按照牙医的建议，你每天剔牙可以防止蛀牙和预防牙周炎。
A cube of cheddar after a meal will neutralise the acids in your mouth, thus helping to prevent tooth decay.
饭后一块切达，会中和你嘴里的酸，从而有助于防止蛀牙。
Lactic acid can be used as an active ingredient in toothpaste and other oral hygiene products to prevent tooth decay and freshen breath.
乳酸可用作牙膏和其它口腔卫生品的活性物以防龋齿及保持口腔清洁。
Of course a healthy tooth is the best tooth. So it is important to prevent decay. That's why sealants are so important.
当然，健康的牙齿是最好的牙齿。所以，防止牙齿受侵蚀是很重要的。这就是为何保护胶如此重要的原因。
Of course a healthy tooth is the best tooth. So it is important to prevent decay. That's why sealants are so important.
当然，健康的牙齿是最好的牙齿。所以，防止牙齿受侵蚀是很重要的。这就是为何保护胶如此重要的原因。
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