| 单词 | fermium |
| 释义 | Word Frequency fermium(ˈfɜːmɪəm) noun a transuranic element artificially produced by neutron bombardment of plutonium. Symbol: Fm; atomic no: 100; half-life of most stable isotope,257Fm: 80 days (approx.) Word origin C20: named after Enrico Fermi |
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