air traffic control

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++ˌair ˈtraffic conˌtrol noun [uncountable]  1. the process or job of giving instructions to pilots by radio 空中交通管制2. the people whose job is to do this 空中交通管制员

Examples from the Corpus

air traffic control• I would have needed an air traffic control centre to keep track of where everyone was at any given moment.• Mogadishu s transitional government has started talking of reopening the capital s airport and getting its air traffic control back.• The co-operation of air traffic control is central.

ˌair ˈtraffic conˌtrol nounChineseSyllable  

instructions of process Corpus pilots or by giving to the job

air traffic control
ˌair ˈtraffic conˌtrol noun [uncountable]
1. the process or job of giving instructions to pilots by radio
2. the people whose job is to do this

air traffic controlBrE /ˌeə træfɪk kənˈtrəʊl/ 🔊NAmE /ˌer træfɪk kənˈtroʊl/ 🔊 noun [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。🔊🔊