読取よみと書込かきこ開口かいこうじゃありません
yomitori kakikomikai kōbujārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 読取り書込み開口部

1. It is not a read/write aperture.; It's not a read/write opening.

Negative
Polite
Terminal Form
Computing