対地たいち接近せっきん警報けいほう装置そうちではありません
taichisekkinkeihōsōchidewārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 対地接近警報装置

1. It is not a ground proximity warning system.

Negative
Polite
Formal Register
Aviation