立方 りっぽう最密 さいみつ充填 じゅうてんではありません
rippōsaimitsujū tendewārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 立方最密充填

1. It is not the densest packing.; It's not a cubic close packing.

Negative
Polite
Formal Register
Geology