exposed type of coalfield

英 [exposed type of coalfield]
美 [exposed type of coalfield]

中文释义

煤田曝露型

单词分析

单词结构：

exposed type of coalfield

字母数：25

记忆提示

🎯 重点记忆：

  • 单词拼写：exposed type of coalfield
  • 核心含义：煤田曝露型

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更新时间：2026-01-30 21:33:18