這是2個句子吧~ Schools are closed 是一句 sewage is leaking from broken pipes 是另一句 而 and 把...
...silently has been withstanding the factory emissions sewage and the reject. Certainly under government's attention, the scientific industrial...
...盡力了 專有名詞不懂 A second level is called secondary sewage treatment. 第二個層次叫做次要汙水處理。 It is a biological process in...