knucklen.指关节;膝关节;肘形接头;铰链连接v.以指节压;屈从;开始努力工作
knuckle pivot转向节
knuckle toothn.圆顶齿
knuckle bones畜笼的翻底
knuckle-walkn.跖走
knuckle bender指关节弯曲器(上肢支具之一)(康复)
knuckle-gear圆齿齿轮
knuckle rubber关节橡皮套
knuckle radius过渡半径,转角半径
knuckle buster螺帽扳手,月牙扳钳
knuckle opener钩爪钥