英语词汇“radon”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	radon
释义	radonradon /ˈreɪdɑn/ noun [uncountable] (symbol Rn) Etymology ETYMOLOGYradon Origin: 1900-2000 radium science, chemistry a radioactive gas that is an element and that can be dangerous in large amounts
随便看	spring onion spring roll spring tide springtime spring training springy sprinkle sprinkler sprinkling sprint sprinter sprite spritz spritzer sprocket sprout spruce sprung spry spryly spud spume spun spunk spunky

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