E. coli (n.)youdaoicibaDictYouDict[E. coli 词源字典]
bacteria inhabiting the gut of man and animals, by 1921, short for Escherichia coli (1911), named for German physician Theodor Escherich (1857-1911), + Latin genitive of colon "colon" (see colon (n.2)).[E. coli etymology, E. coli origin, 英语词源]