放射 ほうしゃ せん測定 そくてい じゃありませんでした
hōshasensokutei kija arimasendeshita

Noun
Desu Copula

The polite, past negative form of 放射線測定器

1. Was not a radiation measuring device.; Was not a radiation detector.

Past/Perfective
Negative
Polite
Terminal Form