高圧 こうあつ蒸気 じょうき滅菌 めっきんじゃなかったです
kōatsujōkimekkinjanakattadesu

Noun
Desu Copula

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

1. Wasn't steam sterilization.; Wasn't high-pressure steam sterilization.

Past/Perfective
Negative
Polite
Casual Register