Sedis
abbr. surface emitter detection identification system 地[海]面发射机探测识别系统
🗣️ 情景例句
He's gone out of business.
他失业了。
I worked at the drugstore last night.
我昨晚在药房工作。
His vanity was hurt by their talking so frankly.
他们坦率的谈话伤害了他的虚荣心。