national registration

英 [national registration]
美 [national registration]

中文释义

[专利] 国家注册

单词分析

单词结构：

national registration

字母数：21

记忆提示

🎯 重点记忆：

  • 单词拼写：national registration
  • 核心含义：[专利] 国家注册

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更新时间：2026-01-08 03:21:38