抗生 こうせい物質 ぶっしつ耐性 たいせいではありませんでした
kōseibusshitsutaiseidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 抗生物質耐性

1. Was not antibiotic resistant.; Did not have antibiotic resistance.

Past/Perfective
Negative
Polite
Formal Register
Medicine