defense perimeter

英 [defense perimeter]
美 [defense perimeter]

中文释义

防御周界

单词分析

单词结构：

defense perimeter

字母数：17

记忆提示

🎯 重点记忆：

  • 单词拼写：defense perimeter
  • 核心含义：防御周界

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更新时间：2026-03-17 14:16:35