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

是碱金属,有放射性。

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aberglaube, Abernathy, abernathyite, Abernethy, aberrance, aberrancy, aberrant, aberrated, aberratio, aberration,

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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.

一块放射钚,起来暖和。我认为放射可能非常暖和。

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abetter, abettor, abevacuation, abeyance, abeyant, abfarad, A-Bgap, Abgrenzung, abhenry, abherent,

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3G, 401(K), a,
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