back substitution

英 [back substitution]
美 [back substitution]

中文释义

[计] 倒转代换

单词分析

单词结构：

back substitution

字母数：17

记忆提示

🎯 重点记忆：

  • 单词拼写：back substitution
  • 核心含义：[计] 倒转代换

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更新时间：2026-01-26 22:51:56