research and development expenditures

英 [research and development expenditures]
美 [research and development expenditures]

中文释义

研究和开发支出

单词分析

单词结构：

research and development expenditures

字母数：37

记忆提示

🎯 重点记忆：

  • 单词拼写：research and development expenditures
  • 核心含义：研究和开发支出

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更新时间：2026-02-01 12:25:35