pure public goods

英 [pure public goods]
美 [pure public goods]

中文释义

纯公共物品

单词分析

单词结构：

pure public goods

字母数：17

记忆提示

🎯 重点记忆：

  • 单词拼写：pure public goods
  • 核心含义：纯公共物品

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更新时间：2026-03-16 06:26:01