開腹 かいふく手術 しゅじゅつではありませんでした
kaifukushujutsudewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 開腹手術

1. Was not abdominal surgery.; Was not a laparotomy.

Past/Perfective
Negative
Polite
Formal Register