V2火箭并非普通武器：它只能用于对付城市。原子弹也是这样。The V2 was not an ordinary weapon: it could only be used against cities. Likewise the atom bomb.一颗原子弹能摧毁一座城市。An atom bomb would destroy a city.只有总统才能授权使用原子弹。Only the President could authorize...

“原子炉”的英语可以翻译为：[电] atomic furnace，atomic pile ...