Ucav
abbr. uninhabited combat air vehicle 非传统战斗航空器，非传统战斗机
🗣️ 情景例句
Have you had dinner yet?
你吃晚饭了吗？
I must admit I had my doubts.
我必须承认我当初是我疑虑的。
When the bull got close to him, he clumsily stepped aside to let it pass.
观众欢呼起来，醉汉向人们鞠躬致谢。