enamel seal

例句：

1. 1. 牙釉质密封
   一种用于保护牙齿免受腐蚀的涂层
2. 1. The dentist used a special enamel seal to protect the tooth from decay.
   牙医用一种特殊的牙釉质密封来保护这颗牙齿免受蛀牙。
3. 2. After the filling was done, the dentist applied an enamel seal to ensure it stayed in place.
   填充完成后，牙医给牙齿涂上了一层牙釉质密封，以确保它固定住。
4. 3. Before the procedure, the patient received an enamel seal to prevent any future damage totheir teeth.
   在进行手术之前，患者接受了一个牙釉质密封，以防止未来对牙齿造成任何损害。