我认为对抗细菌我们就应该保持健康。
最好的办法来对抗细菌，是避免抓住某种类型的疾病或病是彻底洗你的手。
The best way to fight bacteria and avoid catching some type of sickness or disease is to thoroughly wash your hands.
耳垢含有对抗细菌的成分，是一种保护性物质，但有时它会堆积成堆，影响听力或造成痛苦，因此必须被清理掉。
Earwax is a protective material that contains bacteria-fighting elements, but it sometimes accumulates and has to be cleaned out because it can impede hearing or cause pain.
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