高圧 こうあつ蒸気 じょうき滅菌 めっきんじゃありませんでした
kōatsujōkimekkinjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 高圧蒸気滅菌

1. Was not steam sterilization.; Was not high-pressure sterilization.

Past/Perfective
Negative
Polite
Terminal Form