protective threshold

英 [protective threshold]
美 [protective threshold]

中文释义

保护始效值

单词分析

单词结构：

protective threshold

字母数：20

记忆提示

🎯 重点记忆：

  • 单词拼写：protective threshold
  • 核心含义：保护始效值

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更新时间：2025-12-20 01:45:53