セフェム けい抗生 こうせい物質 ぶっしつじゃなかったです
sefemukeikō sei busshitsujanakattadesu

Noun
Desu Copula

The polite, past negative form of セフェム系抗生物質

1. Was not a cephalosporin antibiotic.

Past/Perfective
Negative
Polite
Casual Register
Medicine