乗降 じょうこう しゃ優先 ゆうせんではありません
jōkōsha yūsendewārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 乗降車優先

1. Not priority for boarding/alighting vehicles.; Not giving way to boarding/alighting vehicles.

Negative
Polite
Formal Register