Fruit juice can be harmful to children's teeth.

果汁可能损坏儿童的牙齿。

These sticky sweets do harm to children's teeth.

这些粘牙的糖果对孩子的牙齿有害。

The branch of dentistry that deals with the care and treatment of children's teeth.

牙科中有关预防与矫正不规则牙齿的分支。