Oo
abbr. 面向对象程式设计（Object Oriented）；已订购而尚未交货的（on order）
🗣️ 情景例句
Well, I'll try to arrange the schedule, Dr. Stewart.
好吧，尽力去安排，Stewart大夫。
When a dog is drowning,every one offers him drink.
待到狗溺水，众人给水喝。
Er, is it under that window?
是在窗户下面吗？