格子 こうし欠陥 けっかんじゃないです
kōshikekkanjanaidesu

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 格子欠陥

1. It's not a flaw in the lattice.; It's not a lattice defect.

Negative
Polite
Casual Register
Crystallography