first-difference

英 [first-difference]
美 [first-difference]

中文释义

un. 一次差分；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：un. 一次差分；一阶差分；一阶有限差
  • 相关含义：一阶差分、一阶有限差

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更新时间：2025-12-09 10:20:28