縮退 しゅくたい故障 こしょうではありませんでした
shukutai koshōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 縮退故障

1. Was not a degenerative failure.; Was not a breakdown due to degeneration.

Past/Perfective
Negative
Polite
Formal Register
Computing