ball and socket
短语词组
- ball -and socket joint 杵臼關節
- ball and socket reamer 肘節擴眼器
- ball and socket ioint 動關節
- Bearing ball and socket 球窩軸承
- Newton Ball and Socket 牛頓物理
- ball and socket osteotomy 球窩切骨術
- ball and socket base 球窩軸承座;球窩座
- ball and socket structure 關節搆造
- drawbar ball and socket 牽引杆球頭和球座 返回 ball and socket