Cavitas dentis

例句：

1. 1. He had a cavity filled with a filling material.
   他有一个用填充材料填充的龋洞。
2. 2. The dentist recommended that she visit the clinic regularly for cavitation prevention.
   牙医建议她定期访问诊所进行预防龋齿。
3. 3. Cavitas dentis can lead to serious health problems if left untreated.
   未治疗的龋齿可能导致严重的健康问题。