departure angle

例句：

1. 1. The pilot adjusted theangle of the wings to increase lift.
   飞行员调整了翼的角度以增加升力。
2. 2.The spacecraft's departure angle iscritical for its trajectory.
   宇宙飞船的出发角度对其轨迹至关重要。
3. 3. The angle of thesunrise was measured to optimize the lightingconditions.
   测量日出角度以优化照明条件。