ball-and-socket head

例句：

1. 1.The surgeon used a ball-and-socket joint to repair the damaged bone.
   外科医生使用一个球窝关节来修复受损的骨头。
2. 2. The engineer designed a new ball-and-socket joint for the car's suspension system.
   工程师为汽车悬挂系统设计了一个新的球窝关节。
3. 3.The doctor performed an arthroscopic surgery on the patient's ball-and-socket joint.
   医生对患者的球窝关节进行了关节镜手术。