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
Yes. I'll be earning pretty good money if I get it.
是的。假如我得到这份工作的话，我可以赚不少钱。
None preaches better than the ant, and she says nothing.
蚂蚁不说话，但最善于说教。
There was another unknown man.
还有一个不认识的人。