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英语单词

helion是什么意思

helion

英['hi:lɪɒn] 美['hi:lɪɒn]
  • n.氦核,α粒子,α质点
  • 网络解释.氦核;氦核战机;海里萦;埃利翁





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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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