爆発 ばくはつ炎上 えんじょうじゃありませんでした
bakuhatsuenjōjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 爆発炎上

1. It did not explode in flames.; It wasn't a fiery explosion.; It didn't go up in flames.

Past/Perfective
Negative
Polite
Terminal Form