aircraftsman

例句：

1. 1. He is an experienced aircraftsman who has built many successful aircraft.
   他是一位经验丰富的机匠，建造了许多成功的飞机。
2. 2.The aircraftsman was responsible for the maintenance of the aircraft's systems.
   这位机匠负责维护飞机的系统。
3. 3. Aircraftsmen are often required to undergo rigorous training before they can operate a plane.
   在操作飞机之前，机匠们通常需要接受严格的培训。