conventional punch card machinery

英 [conventional punch card machinery]
美 [conventional punch card machinery]

中文释义

用卡片穿孔机

单词分析

单词结构：

conventional punch card machinery

字母数：33

记忆提示

🎯 重点记忆：

  • 单词拼写：conventional punch card machinery
  • 核心含义：用卡片穿孔机

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更新时间：2026-02-10 13:04:16