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
Are you a resident of Shanghai?
你是上海市居民吗？
They say there's a traffic accident in front of us.
据说在我们前方发生了车祸。
Children often love to play this game.
孩子们常爱玩这种游戏。