signal lighting power source

英 [signal lighting power source]
美 [signal lighting power source]

中文释义

信号机点灯电源

单词分析

单词结构：

signal lighting power source

字母数：28

记忆提示

🎯 重点记忆：

  • 单词拼写：signal lighting power source
  • 核心含义：信号机点灯电源

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更新时间：2026-02-02 08:31:20