英语词汇“actinium series”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	actinium series
释义	WordReference Random House Unabridged Dictionary of American English © 2024 actin′ium se′ries, [Chem.] Chemistrythe radioactive series that starts with uranium 235 and ends with a stable isotope of lead of mass number 207. 1955–60
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