aviation
noun [ U ] uk/ˌeɪ.viˈeɪ.ʃən/ us/ˌeɪ.viˈeɪ.ʃən/
航空(学);飞行(术);航空工业
the activity of flying aircraft, or of designing, producing, and keeping them in good condition
the British Civil Aviation Authority 英国民航局
the US Federal Aviation Administration 美国联邦航空管理局
aviation fuel 航空燃料
- More examples
- Orville and Wilbur Wright were aviation trail blazers.