化膿 かのうレンサ球菌 きゅうきんでした
kanōrensakyūkindeshita

Noun
Desu Copula

The polite past form of 化膿レンサ球菌

1. Was a Staphylococcus aureus.; Was a pus-forming staphylococcus.

Past/Perfective
Polite