Aou
abbr. 美国鸟类学家协会（American Ornithologists' Union）；表观氧利用（Apparent Oxygen Utilization）
🗣️ 情景例句
Did you have dinner, Robbie?
你吃晚餐了吗， Robbie？
I'll take it.
我买了。
What did you say to him?
你对他怎么说的？