鵞口 がこう そう きんではありませんでした
gakōsōkindewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 鵞口瘡菌

1. Was not a canker sore bacterium.; Was not a thrush bacterium.

Past/Perfective
Negative
Polite
Formal Register