Hras
[医][=high-rate activated sludge waste treatment]高速活性污泥废水处理
🗣️ 情景例句
Today's exchange rate is 170.8.
今天的兑换率是一百七十点八。
My brother wants to learn how to dance.
我的兄弟想要学习跳舞。
That may be true, but you sold me a blouse that I can't use any more.
也许真是这样，但这是你卖给我的，现在不能穿了啊。