限界 げんかい顕微 けんび きょうではありませんでした
genkaikembi kyōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 限界顕微鏡

1. It was not a limit microscope.; It wasn't a limit microscope.

Past/Perfective
Negative
Polite
Formal Register