signal(l)ing prop

英 [signal(l)ing prop]
美 [signal(l)ing prop]

中文释义

[矿业] 警戒木柱

单词分析

单词结构：

signal(l)ing prop

字母数：17

记忆提示

🎯 重点记忆：

  • 单词拼写：signal(l)ing prop
  • 核心含义：[矿业] 警戒木柱

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更新时间：2026-04-02 01:59:24