無人 むじん偵察 ていさつ じゃありませんでした
mujinteisatsu kija arimasendeshita

Noun
Desu Copula

The polite, past negative form of 無人偵察機

1. It was not an unmanned reconnaissance aircraft.; It wasn't an unmanned reconnaissance aircraft.

Past/Perfective
Negative
Polite
Terminal Form