brain abscess operation

例句：

1. 1. The patient underwent a brain abscess operation to relieve the pressure on hisbrain.
   患者接受了脑脓肿手术以缓解对大脑的压力。
2. 2. The surgeon performed a brainabscess operation to remove the infected tissue.
   外科医生进行了脑脓肿手术以移除感染的组织。
3. 3. The patient's condition improvedsignificantly after undergoing a successful brain abscess operation.
   患者在成功进行脑脓肿手术后，病情显著改善。