Indeed, in principle, every heavy element, even lead, is a potential source of nuclear energy. Everybody who has studied nuclear decay processes has been struck by the myriad possible ways in which energy can be produced.
事实上，任何重元素（甚至是铅）在理论上都可以成为核能的潜在来源。几乎所有学习过核裂变反应的人都会感到震惊：原来获取能量的可能方式竟有千千万万。