noun
Nagasaki-type atomic bomb
Refers specifically to the plutonium implosion-type atomic bomb dropped on Nagasaki, as opposed to the Hiroshima-type uranium gun-type bomb.
長崎型原爆はプルトニウムを使った爆縮型だった。
The Nagasaki-type atomic bomb was an implosion-type using plutonium.
Refers to the Hiroshima-type uranium gun-type atomic bomb, contrasting with the Nagasaki-type plutonium implosion bomb.
Compound of 長崎 (Nagasaki), 型 (type), and 原爆 (atomic bomb).