试飞员

例句：

1. 1. The test pilot was giventhe freedom to fly any aircraft he wanted.
   测试飞行员被允许驾驶他想要的任何飞机。
2. 2. He is a renowned test pilot whohas flown many different types of aircraft.
   他是一位著名的试飞员，已经驾驶过许多不同类型的飞机。
3. 3. Thetest pilot conducted several successfulflights before the plane was certified.
   试飞员在飞机获得认证之前进行了几次成功的飞行。