acetabulum

例句：

1. 1.The doctor performed an operation to repair the damaged acetabulum.
   医生进行了手术来修复受损的髋关节窝。
2. 2.The patient was diagnosed with a condition that affected the acetabulum.
   患者被诊断出患有影响髋关节窝的状况。
3. 3.During the surgery, the surgeon removed the damaged acetabulum and replaced it with a prosthetic one.
   在手术期间，外科医生移除了受损的髋关节窝并用人工关节替换。