英语词汇“ball-and-socket joint”是什么意思，“ball-and-socket joint”的读音、用法及例句翻译-烛光网

词汇	ball-and-socket joint
释义	ball-and-sock·et joint AHD[bôl'ən-sŏkʹĭt] D.J.[ˌbɔːlənˈsɒkɪt]K.K.[ˌbɔlənˈsɑkɪt]n.（名词） A synovial joint, such as the shoulder or hip joint, in which a spherical knob or knoblike part of one bone fits into a cavity or socket of another, so that some degree of rotary motion is possible in every direction. Also called enarthrosis 杵臼关节：一种滑膜关节，如肩关节或髋关节，一根骨头的球状圆头或球形部分嵌入另一骨头的窝内，以便在各个方向做一定程度的转动也作 enarthrosis A joint, as in a mechanical device, that permits rotary movement in all directions through the movement of a ball in a socket.球窝关节：一种接头，如在机械设备中，通过滚珠在承窝中的运动可做全方位的转动
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