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
It's been a pleasure to talk to you.
和你谈话是件很愉快的事。
If you are interested, I will prepare a list of them.
如果您感兴趣的话，我可以列表让你参考。
The are no batteries in the radio.
收音机里没电池。