動作 どうさ不良 ふりょうじゃありませんでした
dōsafuryōjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 動作不良

1. Was not malfunctioning.; Did not operate poorly.; Was not out of order.

Past/Perfective
Negative
Polite
Terminal Form