nut bolt

汉语翻译

例句：

1. 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