root canal silver point

例句：

1. 1. The dentistused a root canal silver point toremove the infected tooth.
   牙医使用一根根管银尖来去除感染的牙齿。
2. 2. During the root canal procedure,the dentist uses a silver point to cleanthe area around the nerve.
   在根管治疗过程中，牙医使用一根银尖来清洁神经周围的区域。
3. 3. The patientwas given a local anesthetic beforethe root canal silver point was insertedinto the tooth.
   患者在进行根管银尖插入之前接受了局部麻醉。