directrix of a conic

英 [directrix of a conic]
美 [directrix of a conic]

中文释义

二次曲线的准线

单词分析

单词结构：

directrix of a conic

字母数：20

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🎯 重点记忆：

  • 单词拼写：directrix of a conic
  • 核心含义：二次曲线的准线

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更新时间：2026-02-01 02:43:23