高速 こうそく演算 えんざん機構 きこうじゃありませんでした
kōsokuenzan kikōja arimasendeshita

Noun
Desu Copula

The polite, past negative form of 高速演算機構

1. Was not a high-speed processing unit.; Was not a fast calculation mechanism.

Past/Perfective
Negative
Polite
Terminal Form
Computing