oral prophylaxis的用法和樣例：
例句
- Another should pay special attention to oral hygiene, brushing postprandial timely, as far as possible deprivation sweets.
另外應該特別注意口腔衛生，餐后及時刷牙，盡量少食甜食。 - Home oral hygiene is probably the most effective way to reduce accumulations of debris and bacteria that lead to halitosis.
家庭口腔衛生大概是減少導致口臭的殘骸和細菌的儲積的最有效的方式。
