punch block mechanism

英 [punch block mechanism]
美 [punch block mechanism]

中文释义

穿孔机构

单词分析

单词结构：

punch block mechanism

字母数：21

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🎯 重点记忆：

  • 单词拼写：punch block mechanism
  • 核心含义：穿孔机构

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更新时间：2026-02-03 00:22:15