Ucav
abbr. uninhabited combat air vehicle 非传统战斗航空器，非传统战斗机
🗣️ 情景例句
We're also very glad to have practical business dealings with you.
我们也很高兴能和贵公司建立实质性的业务联系。
Sorry, but I have to go. Peace!
对不起，我必须走了，祝无恙！
But Jiang Honglin from Class 2 was running very fast.
但是2班的江红林跑得非常快。