ぜん消去 しょうきょ機能 きのうではありませんでした
zenshōkyokino udewa arimasendeshita

Noun
Desu Copula

The polite, past negative form of 全消去機能

1. Was not a complete deletion function.; Was not equipped with a complete deletion function.

Past/Perfective
Negative
Polite
Formal Register
Computing