Oii
abbr. office information interchange 办公室信息交换; Office of Invention and Innovation 发明与革新局（美国商务部）; order instituting investigation 提起调查次序
🗣️ 情景例句
My hometown is Jiangsu.
我的家乡是江苏。
A man can not spin and reel at the same time.
一心不能二用。
No, it isn't.
不，不在那里。