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菌 news1 nf11 (きん) | |||
徽菌 (ばいきん); バクテリア (bakuteria); 菌 (きん) | |||
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細菌 ichi1 news1 nf11 (saikin) | |||
English thesaurus | |||
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bact | |||
A single-celled microorganism. Bacteria occur naturally almost everywhere on earth, including in humans. Some bacteria can cause disease in humans. People with weakened immune systems, including people with HIV, are at a higher risk for bacterial infections than people with healthy immune systems. |