clearance width

例句：

1. 1.The new design reduces the clearance width of the car.
   新设计减少了汽车的清除宽度。
2. 2.The factory needs to clear the clearance width for the new machine.
   工厂需要为新机器清理清除宽度。
3. 3. The engineer measured the clearance width of the tunnel.
   工程师测量了隧道的清除宽度。