And he explains that this system essentially drove power to six main people, whom he calls oligarchs.

他解释称，从本质上说，这个体系将权力赋予六个主要人物，他称这些人为寡头。

The neutron-led chain reaction is a potent process driving nuclear power, but there's a catch that can result in unique demands on the production of its fuel.

以中子领导的链式反应 是驱动核电的重要过程，但有一个隐情会导致一些其燃料生产的独特要求。