英语词汇actinium series怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	actinium series
释义	actinium series 简明释义 n.锕系网络释义 1 ?锕系 ... actinium emanation锕射气 actinium series锕系 actinograph日射仪 ... 短语 1 uranium actinium series 锕铀系 2 uranium-actinium series 锕铀系 3 actinium series compounds 锕系化合物双语例句 1 There are three naturally occurring radioactive series - the thorium series, the actinium series, and the uranium series. 有三个天然存在的放射系列，即钍系、锕系和铀系。
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。