| atom bomb | (n) a nuclear weapon in which enormous energy is released by nuclear fission (splitting the nuclei of a heavy element like uranium 235 or plutonium 239), Syn. plutonium bomb, atomic bomb, A-bomb, fission bomb |
| 裂变炸弹 | [裂 变 炸 弹 / 裂 變 炸 彈] fission bomb [Add to Longdo] |