病原 びょうげん せい大腸 だいちょう きんじゃありません
byōgenseidaichōkinjārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 病原性大腸菌

1. Not E. coli.; Not pathogenic E. coli.

Negative
Polite
Terminal Form