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 spindle转向节销
knuckle-tooth圆弧顶面齿
knuckle jointing肘形接合
knuckle assembly转向节总成
knuckle mechanic转向机构
knuckle sandwichn.对准嘴的一拳
Knuckle steering转向节
knuckle under to屈服于; 向 ... 投降
knuckle cracking折手指
knuckle-dustern.戴在指关节的金属套