世界卫生组织正在若干方面帮助改善水和环境卫生设施。
WHO is helping improve water and sanitation in several ways.
据估计，腹泻每年使160万儿童丧失生命，主要由不安全水和不良环境卫生设施造成。
Diarrhoea kills an estimated 1.6 million children each year, caused mainly by unsafe water and poor sanitation.
劣质的水源和环境卫生设施，加上越来越难得到医疗和其他服务导致津巴布韦爆发霍乱。
Poor water and sanitation systems, coupled with increasingly-inaccessible health and other services have caused the cholera outbreak in Zimbabwe.
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