05595531-n
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| 杵臼关节, 自由 关节, 球窝关节, 自由关节, 球窝 关节 |
| ball-and-socket joint, spheroid joint, cotyloid joint, enarthrodial joint, enarthrosis, articulatio spheroidea |
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a freely moving joint in which a sphere on the head of one bone fits into a rounded cavity in the other bone |