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英语单词

febetron是什么意思

febetron

英['febətrɒn] 美['febətrɒn]
  • n.冷阴极脉冲,β射线管,相对论性电子发生器
  • 网络解释.冷阴极脉冲;羽饰





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考试词汇

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分类词汇

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频率词汇

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单词首字母

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