air traffic control
noun/ˌeə træfɪk kənˈtrəʊl/
/ˌer træfɪk kənˈtrəʊl/
[uncountable]- the activity of giving instructions by radio to pilots of aircraft so that they know when and where to take off or land
空中交通管制；空管 - air traffic control systems
空中交通管制系统 - the air traffic control tower
空中交通管制塔
- air traffic control systems
- the group of people or the organization that provides an air traffic control service
空中交通管制人员（或管制站） - The pilot was given clearance to land by air traffic control.
飞行员得到空中交通管制站发出的着陆许可。
- The pilot was given clearance to land by air traffic control.