地雷 じらい除去 じょきょ作業 さぎょうじゃなかったです
jirai jokyosagyōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 地雷除去作業

1. Wasn't mine removal work.; Wasn't landmine disposal.

Past/Perfective
Negative
Polite
Casual Register