1. The skilled aircraftsman performed a flawless landing of the fighter jet.
那个技术娴熟的飞行员将战斗机无误地降落了。

2. He started his career in the military as an aircraftsman and eventually became a pilot.
他作为一名飞机机械员开始了他的军旅生涯，最终成为了一名飞行员。