立方 りっぽう最密 さいみつ充填 じゅうてん構造 こうぞうだろう
rippōsaimitsujūtenkōzōdarō

Noun
Da Copula

Expresses probability ("probably…") of 立方最密充填構造

1. Probably cubic close-packed structure.

Presumptive
Conjecture
Geology