pedestrian safety devices

英 [pedestrian safety devices]
美 [pedestrian safety devices]

中文释义

行人安全设施

单词分析

单词结构：

pedestrian safety devices

字母数：25

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🎯 重点记忆：

  • 单词拼写：pedestrian safety devices
  • 核心含义：行人安全设施

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更新时间：2026-03-15 11:50:16