hypoplastic enamel

• 发育不全釉质

hypoplastic enamel的用法和样例：

例句

1. Teeth have a hard surface layer called enamel.
   牙齿有一层叫做釉质的坚硬表层。
2. The solubility of the hypoplastic enamel powder was higher than that of the normal enamel in the same teeth.
   乳牙釉质混浊和釉质发育不全分别与龋齿的发生显著相关。