1. Nail a Bird in flight.
   击下空中的飞鸟
2. There's an aa Flight 644 out of Paris in the morning.
   上午有一架美航644 班机离开巴黎。
3. The birds rose and dipped in flight.
   鸟上下飞翔。
4. Astronauts in flight must adjust to weightlessness.
   飞行中的宇航员必须适应失重现象。
5. The pilot made his first solo flight in the airplane.
   那个飞行员第一次在飞机中作了单飞。

　1个副词解释