unrefined copper

英 [unrefined copper]
美 [unrefined copper]

中文释义

[冶] 未精炼铜

单词分析

单词结构：

unrefined copper

字母数：16

记忆提示

🎯 重点记忆：

  • 单词拼写：unrefined copper
  • 核心含义：[冶] 未精炼铜

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更新时间：2026-04-11 06:34:44