n. 飞行, 射程, 逃走, 飞跃, 飞机航程, 班机, 迁徙, 飞逝
vi. 迁徙
vt. 射击(飞禽), 为(箭)装上羽毛, 使惊飞
英文释义
n. a formation of aircraft in flight
n. an instance of traveling by air
n. a stairway (set of steps) between one floor or landing and the next
n. an air force unit smaller than a squadron