英语词汇“radioactinium”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	radioactinium
释义	ra·dio·actinium \“+\ noun Etymology: New Latin, from radio- + actinium : the radioactive isotope of thorium of mass number 227 formed by disintegration of actinium — symbol RdAc or Th²²⁷; see actinium series
随便看	per pays perpend perpend perpendicular perpendicular perpendicularity perpendicularly perpendicular separation perpend wall perpension perpent perper perpetrate perpetration perpetrator perpetual perpetual perpetual adoration perpetual calendar perpetual canon perpetual check perpetual day perpetual inventory perpetualism perpetualist

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