えいち あい あい領域 りょういきではありませんでした
eichiaiairyōikidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of HII領域

1. Was not a high-level area.; Was not a high-priority area.

Past/Perfective
Negative
Polite
Formal Register
Astronomy