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单词 fermium
释义

fermium

/ˈfɜːmɪəm/
noun
mass noun
the chemical element of atomic number 100, a radioactive metal of the actinide series. Fermium does not occur naturally and was discovered in 1953 in the debris of the first hydrogen bomb explosion. (Symbol: Fm)
(化学元素)镄(符号:Fm)。
词源
1950s: from the name of E. FERMI + -IUM.
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更新时间:2025/3/29 4:56:47