mastoidotympanectomy

例句：

1. 1.The patient underwent a mastoidectomy to relieve the pressure on her eardrum.
   患者接受了一次马斯托伊多姆巴雷切术以缓解耳膜的压力。
2. 2.The surgeon performed a mastoidectomy to remove the infected tissue from the middle ear.
   外科医生进行了一次马斯托伊多姆巴雷切术，以从中耳去除感染的组织。
3. 3. Mastoidectomy is a surgical procedure that involves removing bone and tissue from the mastoid process.
   马斯托伊多姆巴雷切术是一种手术程序，涉及从乳突过程去除骨和组织。