石油 精製 ではありませんでした sekiyuseiseidewārimasendeshita
sekiyuseiseidewārimasendeshita
Noun
, Desu Copula
The polite, past negative form of 石油精製
1. Was not petroleum refining.; Was not oil refining.
Past/Perfective
, Negative
, Polite
, Formal Register
Word Pronunciation
文
No variants available for this word.