2. But we need to begin with level flight. 但是我们需要从“水平飞行开始”。
3. What is the departure time of your flight? 请问您的航班是什么时候起飞？
英英解释
n.
1. a formation of aircraft in flight
2. an instance of traveling by air
3. a stairway (set of steps) between one floor or landing and the next
4. the act of escaping physically
5. an air force unit smaller than a squadron
6. passing above and beyond ordinary bounds
7. the path followed by an object moving through space
8. a flock of flying birds
9. a scheduled trip by plane between designated airports v.
1. shoot a bird in flight
2. fly in a flock
3. decorate with feathers
