worked-out district

英 [worked-out district]
美 [worked-out district]

中文释义

[矿业] 采空区

单词分析

单词结构：

worked-out district

字母数：19

记忆提示

🎯 重点记忆：

  • 单词拼写：worked-out district
  • 核心含义：[矿业] 采空区

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更新时间：2025-12-28 07:12:38