Oru
abbr. optical receiver unit 光接收机单元; output register unit 输出寄存器; office regenerative unit 局用再生单元; optical repeating unit 光中继装置
🗣️ 情景例句
What's the meaning of NATO?
NATO代表什么？
Perhaps I can sneak out of the classroom unnoticed.
也许我可以神不知鬼不觉地溜进教室。
Will you travel by sea or air?
你们乘船去，还是乘飞机去？