dental hygiene

• 口腔卫生

dental hygiene的用法和样例：

例句

1. The report notes that several states now employ dental health directors.
   报告指出，好几个州聘请了口腔卫生总监。
2. 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。