英数字 えうすうじ集合 しゅうごうではありません
eusū jishū gōdewa arimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 英数字集合

1. Is not an alphanumeric set.; Is not a set of alphanumeric characters.

Negative
Polite
Formal Register
Computing