pinch-out of coal se

查询英语单词中文释义、音标、发音和例句。

pinch-out of coal seam
英 [pinch-out of coal seam]
美 [pinch-out of coal seam]

中文释义

煤层尖灭

单词分析

单词结构：

pinch-out of coal seam

字母数：22

记忆提示

🎯 重点记忆：

  • 单词拼写：pinch-out of coal seam
  • 核心含义：煤层尖灭

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更新时间：2026-09-21 18:05:18