Ppa
abbr. 苯丙醇胺（phenyl-propanolamine）；并行处理自动机（Parallel Processing Automata）；实验性反应堆（Preliminary Pile Assembly）
🗣️ 情景例句
Well, I began to think about you and about Michelle,
噢， 我开始想到你和Michelle
What's your hobby?
你的嗜好是什么？
What did you say?
你说什么？