英语词汇“radioactivity”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	radioactivity
释义	radioactivity noun uncountable chemistry UK /ˌreɪdiəʊækˈtɪvəti/ DEFINITIONS2 1 a form of energy that is produced by a radioactive substance and is harmful in large amounts Synonyms and related words Radioactivity and radiation alpha particle atomic becquerel 2 the ability that some substances have to produce energy in the form of radiation Synonyms and related words Radioactivity and radiation alpha particle atomic becquerel radioactivity noun uncountable chemistry US /ˌreɪdioʊækˈtɪvəti/ DEFINITIONS2 1 a form of energy that is produced by a radioactive substance and is harmful in large amounts Synonyms and related words Radioactivity and radiation alpha particle atomic becquerel 2 the ability that some substances have to produce energy in the form of radiation Synonyms and related words Radioactivity and radiation alpha particle atomic becquerel
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