Uasb
abbr. upflow anaerobic sludge blanket 升流式厌氧污泥床
🗣️ 情景例句
You think you've got what?
你想你已经拍齐了什么？
How did you decide that product was safe?
你怎样决定产品是安全的呢？
But it's going to be a very tiring five years for me.
不过对我来说，这将是非常累人的五年。