punch card system

英 [punch card system]
美 [punch card system]

中文释义

穿孔卡片系统

单词分析

单词结构：

punch card system

字母数：17

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🎯 重点记忆：

  • 单词拼写：punch card system
  • 核心含义：穿孔卡片系统

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更新时间：2026-03-25 00:07:16