嫌気 いやけ せい細菌 さいきんじゃありませんでした
iyakeseisa ikinja arimasendeshita

Noun
Desu Copula

The polite, past negative form of 嫌気性細菌

1. Was not anaerobic bacteria.; Was not an anaerobic bacterium.

Past/Perfective
Negative
Polite
Terminal Form