| 单词 | Escherichia | 
| 释义 | Word Frequency Escherichia(ˌɛʃəˈrɪkɪə) noun a genus of Gram-negative rodlike bacteria that are found in the intestines of humans and many animals, esp E. coli, which is sometimes pathogenic and is widely used in genetic research  Word originC19: named after Theodor Escherich (1857–1911), German paediatrician who first described E. coli | 
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