Uca
abbr. upper control area 上部控制区
🗣️ 情景例句
There's nothing you can do about it.
你对此无能为力。
I see what a problem I have.
我遇到了个大问题。
I have always regarded the country as something you look at through a train window, or something you occasional visit during the weekend.
总认为乡村是透过火车车窗看到的那个样了，或偶尔周末去游玩一下景象。