Coffee also contains trigonelline, an antibacterial compound that not only gives it a wonderful aroma but may be a factor in preventing dental caries.

咖啡还含有葫芦巴碱，这是一种抗菌的化合物，它不仅提供良好的香气，而且可能是预防龋齿的一个因素。

What causes dental caries?

龋齿是由什么引起的？

Dental caries and mottled enamel are inverse ratio.

氟牙症和龋齿的病情呈反比关系。

Mandibular first molar suffered from dental caries easily.

特别是在下颌第一恒磨牙。

In particular it is not candy bedtime to prevent dental caries.

特别是，它不是糖果睡前预防龋齿。