outcrop of coal seam

英 [outcrop of coal seam]
美 [outcrop of coal seam]

中文释义

煤层露头

单词分析

单词结构：

outcrop of coal seam

字母数：20

记忆提示

🎯 重点记忆：

  • 单词拼写：outcrop of coal seam
  • 核心含义：煤层露头

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更新时间：2026-04-14 21:49:36