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英语单词

ethylidene是什么意思

ethylidene

英[ə'θɪlɪdi:n] 美[ə'θɪlɪdi:n]
  • n.乙缩醛;乙叉
  • 网络解释.亚乙基;乙叉;乙基乙醇胺;乙撑





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单词首字母

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