earth-return system

英 [earth-return system]
美 [earth-return system]

中文释义

un. 地线回路系统 [网络] 地回路系统

单词分析

单词结构：

earth-return system

字母数：19

记忆提示

🎯 重点记忆：

  • 单词拼写：earth-return system
  • 核心含义：un. 地线回路系统 [网络] 地回路系统

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更新时间：2025-12-10 07:03:17