| 单词 | ball-and-socket joint |
| 释义 | ball-and-socket jointBrE /ˌbɔːl ən ˈsɒkɪt dʒɔɪnt/ NAmE /ˌbɔːl ən ˈsɑːkɪt dʒɔɪnt/ noun (anatomy解剖学) a joint such as the hip joint at the top of the leg , in which a ball -shaped part moves inside a curved hollow part 球窝关节；杵臼关节 |
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