单词：oral prophylaxis
oral prophylaxis的用法和样例：
例句
- Another should pay special attention to oral hygiene, brushing postprandial timely, as far as possible deprivation sweets.另外应该特别注意口腔卫生，餐后及时刷牙，尽量少食甜食。
- Home oral hygiene is probably the most effective way to reduce accumulations of debris and bacteria that lead to halitosis.家庭口腔卫生大概是减少导致口臭的残骸和细菌的储积的最有效的方式。
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