対地たいち接近せっきん警報けいほう装置そうちじゃなかったです
taichisekkinkeihōsōchijanakattadesu

Noun
Desu Copula

The polite, past negative form of 対地接近警報装置

1. Wasn't a ground proximity warning system.

Past/Perfective
Negative
Polite
Casual Register
Aviation