大艦 だいかん巨砲 きょほう主義 しゅぎだったら
daikankyohōshugidattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of 大艦巨砲主義

1. If/when big ship/gunneryism…; If big ship/gunneryism were…

Tara Conditional
Military