defensive substance

英 [defensive substance]
美 [defensive substance]

中文释义

防御物质

单词分析

单词结构：

defensive substance

字母数：19

记忆提示

🎯 重点记忆：

  • 单词拼写：defensive substance
  • 核心含义：防御物质

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更新时间：2025-12-29 13:28:49