英语词汇“polonium”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	polonium
释义	polonium noun /pəˈləʊniəm/ /pəˈləʊniəm/ [uncountable] (symbol Po) jump to other results a chemical element. Polonium is a radioactive metal that is present in nature when uranium decays. Word Originlate 19th cent.: modern Latin, from medieval Latin Polonia ‘Poland’ (the native country of Marie Curie, the element's co-discoverer).
随便看	continuity continuo continuous continuous assessment continuous-assessment continuously continuous variable continuum contort contorted contortion contortionist contour contoured contra- contraband contrabass contrabassoon contraception contraceptive contraceptive_1 contraceptive_2 contract contract_1 contract_2

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