单词fission bomb
un.: 裂变原子弹网络: 裂变炸弹;裂变式原子弹;没一次听出来
裂变原子弹
The fission bomb that destroyed Hiroshima had the power of an estimated 15, 000 tons of TNT.
摧毁广岛的裂变核弹约有15000吨TNT炸药的当量。