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单词 dubnium
释义

dubnium

noun
/ˈdʌbniəm/, /ˈduːbniəm/
/ˈdʌbniəm/, /ˈduːbniəm/
[uncountable]
(symbol Db)
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  1. a radioactive chemical element. Dubnium is produced when atoms crash into each other.
    Word Origin1990s: modern Latin, from Dubna in Russia, site of the Joint Nuclear Institute.
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更新时间:2025/2/5 11:14:26