算術 さんじゅつ演算 えんざん装置 そうちじゃなかったです
sanjutsu enzansōchijanakattadesu

Noun
Desu Copula

The polite, past negative form of 算術演算装置

1. Was not an arithmetic unit.; Wasn't an arithmetic unit.

Past/Perfective
Negative
Polite
Casual Register
Computing