Amca
abbr. Air Moving and Conditioning (Control) Association <美>空气流动与调节（控制）协会
🗣️ 情景例句
When's the last time you took a vacation?
上次你去度假是什么时候？
The short boy tried to peer over the desktop.
矮个子的男孩挣扎着要看到桌子的上面（有什么）。
You've done very well and made lots of progress.
你功课学得很好，进步很大。