プロテクティブMBR えむびいあうるじゃありませんでした
purotekutibu emu bii auruja arimasendeshita

Noun
Desu Copula

The polite, past negative form of プロテクティブMBR

1. Was not a protective MBR.; Wasn't a protective MBR.

Past/Perfective
Negative
Polite
Terminal Form
Computing