極限 きょくげん環境 かんきょう 生物 せいぶつじゃなかったです
kyokugenkan kyō biseibutsujanakattadesu

Noun
Desu Copula

The polite, past negative form of 極限環境微生物

1. Was not extreme environment microbe.; Was not an extremophile.

Past/Perfective
Negative
Polite
Casual Register