Good oral hygiene and regular dental care are important, whatever your age.
无论年龄大小，良好的口腔卫生和定期的牙齿保健都非常重要。
Poor oral hygiene is also a risk factor.
口腔卫生不良也是一个危险因素。
Develop a good daily oral hygiene routine.
养成良好的每日口腔卫生习惯。
When did all this personal oral hygiene start?
那么此种个人口腔卫生是什么时候开始的呢？ 人的口腔清洁活动可以追溯至现存的历史记录。
To keep gums healthy, practice good oral hygiene.
想保持牙龈健康，就需要良好的牙龈卫生。
Removal of this film is important to promote good oral hygiene at an early age.
清除这一类牙石膜对于建立一个良好口腔卫生基础十分重要。
This is especially helpful if your bad breath remains after stepping up your oral hygiene.
如果你加强口腔卫生后，口气的症状仍未改善，这些日记将帮助你进行诊断。
This is especially helpful if your bad breath remains after stepping up your oral hygiene.
如果你加强口腔卫生后，口气的症状仍未改善，这些日记将帮助你进行诊断。
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