Aav
abbr. 空降突击车（Airborne Assault Vehicle）；两栖突击车（Amphibious Assault Vehicle）
🗣️ 情景例句
Philip, I've been working on this special project Philip
我一直在研拟一项特别计划
Which one is more difficult?
哪一个是比较难的？
The same old favorites recur year in year out with monotonous regularity.
相同的决心以单调的规律年复一年地出现。