しょく中毒 ちゅうどく きんではありませんでした
shokuchūdokukindewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 食中毒菌

1. Was not food poisoning bacteria.; Was not a food poisoning pathogen.

Past/Perfective
Negative
Polite
Formal Register