十二指腸 じゅうにしちょう潰瘍 かいようじゃなかった
ijūni shi chōkaiyōjanakatta

Noun
Da Copula

The past negative form of 胃十二指腸潰瘍

1. Was not a gastric ulcer.; Was not a duodenal ulcer.

Past/Perfective
Negative