Arb
abbr. 空气资源委员会（Air Resources Board）；航空注册局（Air Registration Board）；航空研究局（Air Pesearch Bureau）
🗣️ 情景例句
Where is your birthplace?
你出生在哪里？
This man is directing the movie.
那个人从事电影导演工作。
a flight attendant told us to keep calm and to get off the plane quietly as soon as it had touched down.
一位空中乘务员告诉我们要保持镇静，待飞机一着陆，就马上不声不响地离开飞机。