然而有些科学家警告，如果任由细菌生长，可能会破坏海滩的生态平衡。
Some scientists, however, warn that encouraging bacterial growth could upset a beach's ecological balance.
菊粉有助于保持肠道菌群的平衡(生活在您肠子的良好的细菌，可以阻止坏细菌的蔓延)。
Inulin helps keep intestinal flora in balance (the good bacteria that live in your intestines to stop the bad bacteria from spreading).
“蠕虫和富裕”理论是“卫生假说”的阴阳两个方面。也许我们真该多接触点寄生虫，来平衡一下我们越来越少接触细菌和病毒的状况。
A "Worm vs. Wealth" theory is the Yang to the Yin of the Hygiene Hypothesis: Maybe we need more exposure to parasites to balance our reduced exposure to bacteria and viruses.
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