perforated card

英 [perforated card]
美 [perforated card]

中文释义

[计] 穿孔卡

单词分析

单词结构：

perforated card

字母数：15

记忆提示

🎯 重点记忆：

  • 单词拼写：perforated card
  • 核心含义：[计] 穿孔卡

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更新时间：2026-01-29 18:00:06