root canal plugger

例句：

1. 1. The dentist used a root canal plugger to remove the infected tooth.
   牙医使用根管填充器来移除感染的牙齿。
2. 2. During root canal therapy, the patient is given a root canal plugger to help clean out the infectedarea.
   在根管治疗期间，患者会被给予一个根管填充器来帮助清理感染区域。
3. 3. The root canal plugger was essential in preventing further infection during the treatment.
   根管填充器在治疗过程中预防进一步感染至关重要。