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Francium is the densest of the Alkali Metals and also radioactive.

钫是碱金属,有放射性。

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3G, 401(K), a,

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A lump of Plutonium, which is very radioactive, is really quite warm to touch. And francium, which I think is more radioactive, is probably very warm.

一块放很强的钚，起来真的很暖和。我认为放强的钫可能非常暖和。

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glacé, glacial, glacial epoch, glacial period, glacialin, glacialist, glacialite, glaciarium, glaciate, glaciated,

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3G, 401(K), a,
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