first difference

英 [first difference]
美 [first difference]

中文释义

一阶差分;一阶有限差

单词分析

单词结构：

first difference

字母数：16

记忆提示

🎯 重点记忆：

  • 单词拼写：first difference
  • 核心含义：一阶差分;一阶有限差

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更新时间：2026-01-25 06:28:20