WaterSense program helped consumers save more than 36 billion gallons of.

2009年，环保署的节水意识计划帮助消费者节水超过360亿加仑，省的水费和污水处理费达2.67亿美元。

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EPA's Office of Water. "WaterSense offers consumers simple tips that can help."

节水意识计划为消费者提供简单的窍门，有助于环保，还能省钱。

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EPA's Office of Water. "WaterSense offers consumers simple tips that can help."

节水意识计划为消费者提供简单的窍门，有助于环保，还能省钱。

youdao