demonstration expense

英 [demonstration expense]
美 [demonstration expense]

中文释义

[经] 示范费, 展出费

单词分析

单词结构：

demonstration expense

字母数：21

记忆提示

🎯 重点记忆：

  • 单词拼写：demonstration expense
  • 核心含义：[经] 示范费, 展出费

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更新时间：2026-01-30 22:04:41