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英语单词

betonac是什么意思

betonac

英[bɪtəʊ'næk] 美[bɪtoʊ'næk]
  • n.金属混凝土(混凝土内含有细粒金属骨料)
  • 网络解释.金属混凝土





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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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[an error occurred while processing this directive]