文脈 ぶんみゃく じょう かならず要素 ようそじゃないです
bun myakujōno kanarazu suyōsojanaidesu

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 文脈上の必す要素

1. Not necessarily an essential element of context.; Not a required contextual element.

Negative
Polite
Casual Register
Computing