古生 界 ではありませんでした koseikaidewārimasendeshita
koseikaidewārimasendeshita
Noun
, Desu Copula
The polite, past negative form of 古生界
1. Was not Paleozoic.; Was not of the Paleozoic era.
Past/Perfective
, Negative
, Polite
, Formal Register
Word Pronunciation
文
No variants available for this word.