こう分子 ぶんし材料 ざいりょうじゃありません
kōbunshizairyōjārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 高分子材料

1. It is not a polymer material.; It is not a macromolecular material.

Negative
Polite
Terminal Form