mastoid wall

例句：

1. 1. The radiologist used a specialradiography technique to identify the mastoid wall in the patient'sskull.
   放射学家使用一种特殊的放射成像技术来识别患者颅骨中的乳突壁。
2. 2. During surgery, the surgeon carefully removedthe mastoid wall to accessthe brain tissue.
   在手术中，外科医生小心翼翼地切除了乳突壁以接触脑组织。
3. 3. The mastoidwall is an important landmark for identifying thelocation of the middle ear.
   乳突壁是确定中耳位置的重要标志。