加拿大表示它将用过的燃料送回美国。
Canada said it would return spent fuel to the United States.
核电站用过的燃料因有放射性，不可随处乱放。
Being radioactive, the used fuel from a nuclear power station cannot be left lying around.
和使用中的激活燃料棒不同的是，这些用过的燃料棒没有存放在相同类型的容器中。
They are not contained in the same kind of vessel as active fuel rods.
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