air traffic

n.traffic created by the movement of aircraft

1. Heavy air traffic can cause delays in flight departures and arrivals.
   繁忙的空中交通可以导致航班起降延误。
2. Air traffic is managed by a coordinated system to avoid collisions between aircraft.
   空中交通由一个协调系统管理以避免飞机间的碰撞。
3. During holidays, increased air traffic leads to busier airports.
   节假日期间，空中交通的增加使得机场更为繁忙。