Ucav
abbr. uninhabited combat air vehicle 非传统战斗航空器，非传统战斗机
🗣️ 情景例句
but I think I can be of some help to you.
但我觉得我可以对你略有帮助。
Flying volcanic bomb
喷燃着的火山弹
I'm sorry, sir.That clock's ten minutes slow.
对不起，先生，那个钟慢了10分钟。