drainage shaft

英 [drainage shaft]
美 [drainage shaft]

中文释义

排水竖井

单词分析

单词结构：

drainage shaft

字母数：14

记忆提示

🎯 重点记忆：

  • 单词拼写：drainage shaft
  • 核心含义：排水竖井

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更新时间：2026-01-06 22:06:02