Hras
[医][=high-rate activated sludge waste treatment]高速活性污泥废水处理
🗣️ 情景例句
That's something I'd rather not talk about just now.
这些事我现在不想谈论。
I ought to see the manager.
我应该见经理。
A good knowledge of English will improve your chances of employment.
英语好将有助于增加你们的就业机会。