proprietary chemical

英 [proprietary chemical]
美 [proprietary chemical]

中文释义

专利化学品

单词分析

单词结构：

proprietary chemical

字母数：20

记忆提示

🎯 重点记忆：

  • 单词拼写：proprietary chemical
  • 核心含义：专利化学品

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更新时间：2026-01-09 04:29:29