経済 性 向上 じゃありませんでした keizai sei kōjōjārimasendeshita
keizai sei kōjōjārimasendeshita
Noun
, Desu Copula
The polite, past negative form of 経済性向上
1. Was not economic improvement.; Was not about improving economics.
Past/Perfective
, Negative
, Polite
, Terminal Form
Word Pronunciation
文
No variants available for this word.