相互 そうご確証 かくしょう破壊 はかいではありません
sō gokakushōwa kaidewārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 相互確証破壊

1. It is not mutual confirmation destruction.; It is not reciprocal verification failure.

Negative
Polite
Formal Register