单词 | joliotium |
释义 | joliotium in British English (ˌdʒɒlɪˈəʊʃɪəm) noun a former proposed name for dubnium dubnium in British English (ˈdʌbnɪəm) noun a synthetic transactinide element produced in minute quantities by bombarding plutonium with high-energy neon ions. Symbol: Du; atomic no 105 hahnium Word origin C20: after Dubna, where it was first reported |
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