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

Noun
Da Copula

The past negative form of 高圧蒸気滅菌

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

Past/Perfective
Negative