supplementary protection

英 [supplementary protection]
美 [supplementary protection]

中文释义

间接接触防护

单词分析

单词结构：

supplementary protection

字母数：24

记忆提示

🎯 重点记忆：

  • 单词拼写：supplementary protection
  • 核心含义：间接接触防护

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更新时间：2026-02-24 08:26:39