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美国是世界上为数不多的可直接饮用自来水的国家之一。美国市场上销售的瓶装饮用水更应该洁净而令消费者放心,可是,本文让读者大吃一惊！
The United States is one of the few countries in the world that can directly drink tap water. The bottled drinking water sold in the U.S. market should be cleaner and reassured by consumers, but this article surprised the reader!