| 单词 | ball-and-socket joint |
| 释义 | ball-and-socket joint in British English or ball joint noun 1. a coupling between two rods, tubes, etc, that consists of a spherical part fitting into a spherical socket, allowing free movement within a specific conical volume 2. Also called: multiaxial joint anatomy a bony joint, such as the hip joint, in which a rounded head fits into a rounded cavity, allowing a wide range of movement ball-and-socket joint in American English (ˌbɔlənˈsɑkɪt) a joint, as that of the hip or shoulder, formed by a ball in a socket, allowing limited movement in any direction ball-and-socket joint in Mechanical Engineering (bɔl ənd sɒkɪt dʒɔɪnt) Word forms: (regular plural) ball-and-socket joints noun Related wordsCompare ball-and-socket joint with the following words.knuckle jointuniversal joint(Mechanical engineering: Machinery and components) A ball and socket joint is a type of coupling consisting of a ball-shaped part that fits into a ball-shapedsocket. The ball-and-socket joint in your car connects your steering mechanism to your wheels so you can turn the vehicleleft and right. Ball-and-socket joints are triaxial joints that allow rotation about three axes. A ball and socket joint is a type of coupling consisting of a ball-shaped part that fits into a ball-shapedsocket. |
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