impregnated sleeper

英 [impregnated sleeper]
美 [impregnated sleeper]

中文释义

防腐枕木,油浸枕木

单词分析

单词结构：

impregnated sleeper

字母数：19

记忆提示

🎯 重点记忆：

  • 单词拼写：impregnated sleeper
  • 核心含义：防腐枕木,油浸枕木

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更新时间：2026-03-17 20:38:26