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
随便看	weigh up weigh your words weil’s disease weir weird weirdo weird out weisure welch welcome welcome mat welcome to/join the club welcome wagon welcome/receive someone with open arms welcoming weld welder welfare welfare state welfie well well-adjusted well-advised well-appointed well-balanced

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