同时，贮备一些可以净化水和消灭病菌的东西也很重要，这样就可以放心饮用其他来源的水了。
It is also important to have something that can clean water and kill bacteria, so water from other sources can be made safe to drink.
另一种策略意在让有害细菌无法感染人类而不是将病菌一举消灭。
Another strategy aims to render harmful bacteria incapable of infecting people, rather than killing the germs outright.
另一种策略意在让有害细菌无法感染人类而不是将病菌一举消灭。
Another strategy aims to render harmful bacteria incapable of infecting people, rather than killing the germs outright.
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