back-up circuit breaker

英 [back-up circuit breaker]
美 [back-up circuit breaker]

中文释义

备用电路断路器

单词分析

单词结构：

back-up circuit breaker

字母数：23

记忆提示

🎯 重点记忆：

  • 单词拼写：back-up circuit breaker
  • 核心含义：备用电路断路器

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更新时间：2026-02-04 20:01:40