second hand rail

英 [second hand rail]
美 [second hand rail]

中文释义

再用轨

单词分析

单词结构：

second hand rail

字母数：16

记忆提示

🎯 重点记忆：

  • 单词拼写：second hand rail
  • 核心含义：再用轨

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更新时间：2025-12-27 05:33:25