Hras
[医][=high-rate activated sludge waste treatment]高速活性污泥废水处理
🗣️ 情景例句
OK, hold to the right.
好， 在右边停住。
I'm fine, too.
我也很好。
Yes, I think we do. Lucy, we need some more hot water. Can you go and get some, please?
是的，再要些吧。露西，我们还要热开水。请你去弄些来，行吗？