GbEng
原子弹是20世纪物理学的产物。 The atom bomb is the offspring of the 20th century physics.
第二次世界大战使原子弹产生。 The Second World War brought the atomic bomb into being.
原子弹爆炸总是伴随着巨大的火球。 The atomic explosion is always accompanied by huge fireball.
这是个描写间谍的故事。故事中的几个间谍试图窃取原子弹的秘密。 It was a cloak and dagger story about some spies who tried to steal atomic secrets.