People are becoming increasingly aware of the problems posed by pollution, realizing the wastewater must be treated before discharging.
人们日益意识到环境污染带来的危害，现在污水必须通过处理才能排放已成为人们的共识。
People are becoming increasingly aware of the problems posed by pollution, realizing the wastewater must be treated before discharging.
人们日益意识到环境污染带来的危害，现在污水必须通过处理才能排放已成为人们的共识。
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