subsidiary shaft

英 [subsidiary shaft]
美 [subsidiary shaft]

中文释义

副井

单词分析

单词结构：

subsidiary shaft

字母数：16

记忆提示

🎯 重点记忆：

  • 单词拼写：subsidiary shaft
  • 核心含义：副井

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更新时间：2026-02-02 01:27:58