jackknife ruling pen

英 [jackknife ruling pen]
美 [jackknife ruling pen]

中文释义

扳开式鸭嘴笔

单词分析

单词结构：

jackknife ruling pen

字母数：20

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🎯 重点记忆：

  • 单词拼写：jackknife ruling pen
  • 核心含义：扳开式鸭嘴笔

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更新时间：2026-04-10 03:43:39