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| 单词 | ball-and-socket |
| 释义 |
ball-and-socket UK [ˌbɔ:l.ən'sɒk.ɪt] US [ˌbɑ:l.ən'sɑ:.kɪt] specialized adjective [before noun] ■relating to a joint (= place where two bones are connected) consisting of a round end and a hollow socket that fit together and move easily 球窝的 •The hip joint is a ball-and-socket joint.髋关节属于球窝关节。 |
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