DICT.TW Dictionary Taiwan

 ball-and-socket joint 名詞
 球窩關節,杵臼關節

 ball-and-socket joint
      n 1: a freely moving joint in which a sphere on the head of one
           bone fits into a rounded cavity in the other bone [syn:
           spheroid joint, cotyloid joint, enarthrodial joint,
            enarthrosis, articulatio spheroidea]
      2: a joint that can rotate within a socket