air transportation

US 
UK 
  • un.航空运输;空气输送
  • Web空中运输;空中交通;空运服务
un.
1.
航空运输
2.
空气输送

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard