But scaring people away from their taps into the bottled water isle at the grocery store will cost them thousands of dollars a year without making them any safer.
然而这些信息吓唬得人们远离了自家的水龙头并到杂货店购买瓶装水，结果只会是使得人们每年多耗资数千美元，却并不能更安全。
It is shown in practice that making rational use of waste water is advantageous to producting, reducing cost and lightening environment pollution.
实践表明，合理利用废水，既有利生产和降低成本，又能使环境污染得到减轻。
A whole house water filter purifies water efficiently and cost-effectively, making it a viable solution to drinking water contamination for a majority of people.
对于大多数人来说，家庭整体水净化设备是最有效果和最经济的方式，也是解决饮用水污染的经济方法。
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