subfluoride

例句：

1. 1.Subfluoride is a common additive used in the production of toothpaste.
   亚氟化物是牙膏生产中常用的添加剂。
2. 2.The dentist recommended subfluoride for my child's teeth.
   牙医建议我给孩子用亚氟化物治疗牙齿。
3. 3.Subfluoride helps to prevent cavities and strengthen teeth.
   亚氟化物有助于预防蛀牙并加强牙齿。