Sedis
abbr. surface emitter detection identification system 地[海]面发射机探测识别系统
🗣️ 情景例句
Will your family be attending the graduation ceremony?
你的家人要来参加你的毕业典礼吗？
It's bleeding.You'd better go see a doctor about that cut.
它正在流血. 你最好为那个刀口去看医生。
You never tell the truth!
你从来就不说实话！