かく磁気 じき共鳴 きょうめいじゃありませんでした
kakuji kikyo umeija arimasendeshita

Noun
Desu Copula

The polite, past negative form of 核磁気共鳴

1. Was not NMR.; Was not magnetic resonance imaging.

Past/Perfective
Negative
Polite
Terminal Form