cost-reducing invention

英 [cost-reducing invention]
美 [cost-reducing invention]

中文释义

成本节省的发明

单词分析

单词结构：

cost-reducing invention

字母数：23

记忆提示

🎯 重点记忆：

  • 单词拼写：cost-reducing invention
  • 核心含义：成本节省的发明

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更新时间：2026-02-03 21:28:18