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californium

noun
/ˌkælɪˈfɔːniəm/
/ˌkælɪˈfɔːrniəm/
[uncountable]
(symbol Cf)
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  1. a chemical element. Californium is a radioactive metal produced artificially with curium or americium.锎(人工合成放射性化学元素)
    Word Origin1950s: named after California University (where it was first made) + -ium.

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