nut bolt

详细解释:【化】 带螺母的螺栓

例句：

Any of various hand or power tools with fixed or adjustable jaws for gripping, turning, or twisting objects such as nuts, bolts, or pipes.扳手一种有固定或可调整的钳口的手用或机械工具，用来咬合、转动或扭转如镙钉、镙铨或管子的物体