先行 せんこう読取 よみとりヘッドじゃありません
senkō yomitori heddojārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 先行読取りヘッド

1. It is not the read-ahead head.; It's not the leading read head.

Negative
Polite
Terminal Form
Computing