We should practice good dental hygiene by brushing our teeth every morning and at night.
我们应该养成良好的口腔卫生，每一天早上和晚上刷牙这件事。
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。
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。
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