粒子 りゅうし びょうじゃなかったです
biryūshibyōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 微粒子病

1. Wasn't a microparticle disease.; Wasn't suffering from a microparticle disease.

Past/Perfective
Negative
Polite
Casual Register