有用 性 ではありませんでした yūyō seidewārimasendeshita
yūyō seidewārimasendeshita
Noun
, Desu Copula
The polite, past negative form of 有用性
1. Was not useful.; Was not helpful.
Past/Perfective
, Negative
, Polite
, Formal Register
Word Pronunciation
文
No variants available for this word.