guard rail

英 [guard rail]
美 [guard rail]

中文释义

[计] 防护轨

单词分析

单词结构：

guard rail

字母数：10

记忆提示

🎯 重点记忆：

  • 单词拼写：guard rail
  • 核心含义：[计] 防护轨

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更新时间：2026-02-10 13:46:36