Uasb
abbr. upflow anaerobic sludge blanket 升流式厌氧污泥床
🗣️ 情景例句
I promise I won't leave early.
我发誓我再也不会早走了。
The fault of the horse is put on the saddle.
马劣动怪马鞍坏。
I'm going to buy a few bananas.
我打算买几个香蕉。