The U.S. Centers for Disease Control and Prevention cautions against swallowing water when you're swimming in pools and lakes, as this increases your risk of E. coli poisoning.
美国疾病控制和预防中心警告，当你在游泳池和湖泊游泳时，记得闭紧嘴巴以防吞水，否则会增加大肠杆菌中毒的风险。
More than 4, 000 people were sickened by a recreational water illness between 2005 and 2006 alone, according to the Centers for Disease Control and prevention.
根据疾病控制预防中心的报告，仅仅在2005到2006年间，就有超过4000人因为娱乐用水而生病。
Prevention and control relies heavily on reducing the number of natural and artificial water-filled container habitats that support breeding of the mosquitoes.
预防和控制很大程度上是要减少住地那些有助蚊子滋生的自然和人为容器的数量。
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