Ucav
abbr. uninhabited combat air vehicle 非传统战斗航空器，非传统战斗机
🗣️ 情景例句
I beg your pardon? Oh, I see.
你说什么？ 噢， 我明白了。
Why are you so sleepy?
你为什么这样想睡？
I was doing some exercises on the high-and-low bars. When I landed, I fell forward and hurt myself. Someone was standing too close and I knocked into him and fell over onto my shoulder.
我当时在高低杠上练习。落地时向前摔倒受了伤。有人站的离我太近，我撞在他身上，跌了一跤，肩膀也受了伤。