通性 つうせい嫌気 けんき せい細菌 さいきんじゃありませんでした
tsū seikenkiseisa ikinja arimasendeshita

Noun
Desu Copula

The polite, past negative form of 通性嫌気性細菌

1. Was not an anaerobic bacterium.; Was not of a common anaerobic bacterial type.

Past/Perfective
Negative
Polite
Terminal Form