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英语单词

bituminite是什么意思

bituminite

英[bɪt'ju:mɪnaɪt] 美[bɪt'ju:mɪnaɪt]
  • n.烟煤
  • 网络解释.烟煤;沥青质体;油页岩;白煤





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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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