The fuel needs enriching to just under 20% (power reactors run on only 3.5%).
其燃料需要浓缩至将近20%（动力反应堆只需3.5%就能运转）。
American power companies may start building reactors again by the end of this year.
美国电力公司在年底之前也可能会重新开始建造反应堆。
American power companies may start building reactors again by the end of this year.
美国电力公司在年底之前也可能会重新开始建造反应堆。
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