sample variance matr

查询英语单词中文释义、音标、发音和例句。

sample variance matrix
英 [sample variance matrix]
美 [sample variance matrix]

中文释义

样本方差矩阵

单词分析

单词结构：

sample variance matrix

字母数：22

记忆提示

🎯 重点记忆：

  • 单词拼写：sample variance matrix
  • 核心含义：样本方差矩阵

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更新时间：2026-08-28 12:22:47