立方りっぽう最密さいみつ充填じゅうてん構造こうぞうじゃなかった
rippōsaimitsujūtenkōzōjanakatta

Noun
Da Copula

The past negative form of 立方最密充填構造

1. Wasn't the densest cubic packing structure.

Past/Perfective
Negative
Geology