経過 けいか計時 けいじ機構 きこうではありませんでした
keikakeijikikōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 経過計時機構

1. Was not a timing mechanism.; Was not a timing device.

Past/Perfective
Negative
Polite
Formal Register
Computing