英语词汇“radium emanation”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	radium emanation
释义	radium emanation noun Archaic term for radon.By 1900, Friedrich Dorn discovered the isotope radon - 222 and called it radium emanation (Em).... In 1921 Margaret Uhlig suggested that radium emanation, later known as Rn, may be the cause of the lung cancers.
随便看	wayfaring man wayfaring shrub wayfaring tree wayfinding way freight way-gang waygate way-goer way-going waygoing waygoing crop waygoose way-in Wayland the Smith waylay waylayer waylayment way leave wayless waylessness waymaker wayman waymark waymarker way-mate

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