Umps
abbr. unit mission planning system 部队任务计划系统; uridine monophosphate synthase 尿苷一磷酸合酶
🗣️ 情景例句
Oh, I'm sorry.
噢，对不起。
Will you please lock the door when you leave?
请您当你离开时，锁门？
No, I don't.
不知道