brown coal pitch

英 [brown coal pitch]
美 [brown coal pitch]

中文释义

[机] 褐煤沥青

单词分析

单词结构：

brown coal pitch

字母数：16

记忆提示

🎯 重点记忆：

  • 单词拼写：brown coal pitch
  • 核心含义：[机] 褐煤沥青

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更新时间：2026-01-07 17:03:59