Improper waste water treatment
废水处理不当 » Improper waste water treatment 来到鸢都，我们绝不是碌碌无为的消磨时光，虚度青春年华的，相反，我们注定是要有一番作为的，注定是要拼搏一番事业的！
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improperly treated wastewater
...我自己又站在了选择的面前 » I know my own choice has also stood in front of 废水处理不当 » improperly treated wastewater 宁愿做A也不做B » Prefer to be a don't do b ..
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