Hras
[医][=high-rate activated sludge waste treatment]高速活性污泥废水处理
🗣️ 情景例句
Thank you, that was a great meal.
谢谢，真是一顿好饭。
I think you have made a right decision.
我认为你们做出了正确的决定。
I'm about to explode!
我肺都快要气炸了！