一个保养得好的游泳池会用足够剂量的氯和其他消毒剂来杀灭致病菌，纽约大学兰格恩医学中心的临床微生物免疫学主任，Philip J.
A well-maintained swimming pool uses the appropriate amount of chlorine and other disinfectants to kill bacteria which cause illness, explained Dr.
一个保养得好的游泳池会用足够剂量的氯和其他消毒剂来杀灭致病菌，纽约大学兰格恩医学中心的临床微生物免疫学主任，Philip J.
A well-maintained swimming pool uses the appropriate amount of chlorine and other disinfectants to kill bacteria which cause illness, explained Dr.
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