Naca
abbr. National Advisory Committee for Aeronautics <美> 国家航空咨询委员会
🗣️ 情景例句
Thanks, Linda.
谢谢，Linda。
We shall never have friends if we expect to find them without fault.
指望朋友无缺点，永远休想交朋友。
You've got a great personality.
你的个性很好。