かく分裂 ぶんれつ連鎖 れんさ反応 はんのうだったら
kakubunretsurensahanno udattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of 核分裂連鎖反応

1. If it were nuclear chain reaction; Were it a nuclear chain reaction

Tara Conditional
Physics