Ahu
abbr. 空气处理机（Air Handling Unit）
🗣️ 情景例句
I'm taking 19 credit hours.
我修了十九个学分。
Hedges have eyes, and walls have ears.
篱笆有眼，隔墙有耳。
but other farms are less favorably sited, and flooding can sometimes spell disaster for their owners.
其他农场地势欠佳，洪水有时会给农场主带来灾难。