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
OK. I'll do as you say.
好的，照办。
I was crossing the street and was almost hit by a car.
我穿过街时差一点被一辆汽车撞了。
It is.
是的。