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 thrower钩舌锁铁
knuckled camber直线型梁拱,折角型梁拱
knuckle molding折角饰材
knuckle support关节支架
knuckle gearingn.圆齿齿轮装置
knuckle service发不转球
knuckle-joint肘接头,铰接,肘接
knuckle bearing铰式支座,球形支座,关节轴承
knuckle down to屈服于; 向 ... 投降