the business or practice of piloting airplanes, helicopters, etc.an expert in aviationcommercial aviation
an expert in aviation
commercial aviation
aeronauticsflight, flyingballooning, gliding, hang gliding, paragliding, skydiving, soaring
in 1865
英语同义词词典收录了63618条英语词条，基本涵盖了全部常用同义词或反义词的辨析及翻译，是英语学习的有利工具。