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
Pete isn't home.
Pete不在家。
He already has a phonograph,but he doesn't have a radio yet.
他已经有一架留声机，但是他还没有收音机。
he submits himself to a more ruthless discipline than any critic dreamed of,
就应按任何评论家想像不到的无情规范约束自己去写作；