Ucas
(uca 的复数) abbr. upper control area 上部控制区
🗣️ 情景例句
... Oh ... I see.... Please, I know he wants to talk to you....
……啊……我懂。……麻烦 我知道他想跟 说话。
The dinner was superb. Who cooked it?
菜太棒了！谁做的？你吗？
What are you doing, Li Lei?
李垒，你在做什么？