knuckle joint

肘形连接，叉形铰链接合，叉形接头

同：	[n.] hinge joint, knuckle, metacarpophalangeal joint

"The steering knuckle then supported through Ball joints, by upper and lower control arms which are attached to the car frame.
转向节通过球头节与安装在车架上的上下控制臂相连。收藏

a joint of a finger when the fist is closed
[同] knuckle, knuckle joint, metacarpophalangeal joint
a joint allowing movement in one plane only
[同] hinge joint, knuckle joint

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