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manual perforated card

英 [manual perforated card]
美 [manual perforated card]

中文释义

人工打孔卡

单词分析

单词结构:

manual perforated card

字母数:22

记忆提示

🎯 重点记忆:

  • 单词拼写:manual perforated card
  • 核心含义:人工打孔卡

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更新时间:2026-02-04 19:48:59

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