Bacterium
01
細菌, 微生物
a single-celled microorganism that typically reproduces by cell division and can be found in various environments, including soil, water, and living organisms
例
Escherichia coli (E. coli ) is a common bacterium found in the intestines of humans and animals.
大腸菌（E. coli）は、人間や動物の腸内に存在する一般的な細菌です。
