More than 207 million people are infected worldwide - most live in poor communities without access to safe drinking water and adequate sanitation.

全世界共有2.07亿多人受到感染，其中大多生活在贫困社区，无法获得安全饮水和适当的环卫设施。

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Schistosomiais is prevalent in tropical and sub-tropical areas, especially in poor communities without access to safe drinking water and adequate sanitation.

血吸虫病流行于热带和亚热带地区，在无法获得安全饮水和缺乏适当环卫设施的贫穷社区尤为严重。

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Experience has shown that long term-prevention of cholera depends on access to safe water and adequate sanitation to prevent exposure and interrupt transmission.

经验显示，长期预防霍乱取决于获得安全用水和适当的环境卫生设施，以防受到感染并阻断传播。

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The World Water Council, founded in 1996 to promote awareness, build political commitment and trigger action on critical water issues, notes on its website that more than one out of six people (1.1 billion) in the world already lack access to safe drinking water, and that more than two out of six people (2.6 billion) lack adequate sanitation.

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