副飞行员

例句：

1. 1. The pilot was a seasoned veteran with many years of experience.
   这位飞行员是一位经验丰富的资深飞行员。
2. 2. The co-pilot was responsible for monitoring the aircraft's systems during takeoff and landing.
   副驾驶员负责在起飞和降落期间监控飞机的系统。
3. 3. The copilot had to be ready to take over the controls in case the main pilot needed to abortthe flight.
   副驾驶员必须随时准备接管控制，以防主驾驶员需要中止飞行。