Apco
abbr. Air Pollution Control Office <美>空气污染控制处
🗣️ 情景例句
We want to leave on May 1st and return on May 8th.
我想五月一日走，五月八日回来。
I'm sorry. I'm engaged now.
对不起，我现在正忙着。
For them the working hours are never long enough.
对他们来说，工作时间总不会太长，