前哨 ぜんしょう勤務 きんむではありませんでした
zenshōkimmudewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 前哨勤務

1. Was not on forward outpost duty.; Was not serving as an advance guard.

Past/Perfective
Negative
Polite
Formal Register