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lutetium

noun
/luːˈtiːʃiəm/, /luːˈtiːsiəm/
/luːˈtiːʃiəm/
[uncountable]
(symbol Lu)
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  1. a chemical element. Lutetium is a rare silver-white metal used in the nuclear industry.镥(用于核工业)
    Word Originearly 20th cent.: from French lutécium, from Latin Lutetia, the ancient name of Paris, the home of its discoverer.

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