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 stern折角形艉
knuckle underv.认输;屈服
knuckle angle过渡角
knuckle wheel圆齿顶齿轮
knuckle-pin转向节销,关节销,肘销
knuckledustern.指节铜套
knuckle drive铰节传动
knuckle throw关节拆开器
knuckleballern.[棒]不旋转球投手
knuckle jointn.肘形接头