電磁 でんじ投射 とうしゃ ほうではありませんでした
denjitōshahōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 電磁投射砲

1. Was not an electromagnetic railgun.; Was not an electromagnetic projection cannon.

Past/Perfective
Negative
Polite
Formal Register