graphanesthesia

例句：

1. 1. The patient was given an injection of graphanesthesia to relieve his pain.
   患者接受了注射，以缓解他的疼痛。
2. 2. During the operation, the surgeon used graphanesthesia to numb the area.
   在手术过程中，外科医生使用了麻醉剂来麻木该区域。
3. 3. Graphanesthesia is a type of anesthesia that uses a gas to block pain signals in the brain.
   图雷纳斯他是一种麻醉剂，使用气体来阻断大脑中的痛苦信号。