| 例句 |
He is obsessive about dental hygiene.他过度关注口腔卫生。Brushing your teeth regularly is an important part of good dental/oral hygiene.按时刷牙是保持牙齿/口腔卫生的重要组成部分。She practices good oral hygiene by brushing her teeth at least twice a day.她一天至少刷牙两次，保持着良好的口腔卫生。The school distributed pamphlets promoting good dental hygiene.学校分发了加强口腔卫生的小册子。 |