shaft draining

英 [shaft draining]
美 [shaft draining]

中文释义

矿井疏干

单词分析

单词结构：

shaft draining

字母数：14

记忆提示

🎯 重点记忆：

  • 单词拼写：shaft draining
  • 核心含义：矿井疏干

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更新时间：2026-04-13 04:54:10