patent runs out

英 [patent runs out]
美 [patent runs out]

中文释义

专利期限已满

单词分析

单词结构：

patent runs out

字母数：15

记忆提示

🎯 重点记忆：

  • 单词拼写：patent runs out
  • 核心含义：专利期限已满

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更新时间：2026-02-05 11:16:45