protection and security

英 [protection and security]
美 [protection and security]

中文释义

保护及保全

单词分析

单词结构：

protection and security

字母数：23

记忆提示

🎯 重点记忆：

  • 单词拼写：protection and security
  • 核心含义：保护及保全

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更新时间：2026-01-29 21:23:10