英语词汇“promethium”的读音、意思、造句、用法及中英文翻译-迷途网

词汇	promethium
释义	promethium noun /prəˈmiːθiəm/ /prəˈmiːθiəm/ [uncountable] (symbol Pm) a chemical element. Promethium is a radioactive metal that was first produced artificially in a nuclear reactor and is found in small amounts in nature.钷（放射性化学元素）词源1940s: modern Latin, from the name of the Titan Prometheus, a demigod in Greek mythology who was worshipped by craftsmen.
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