annular drainage

英 [annular drainage]
美 [annular drainage]

中文释义

环形排水系统

单词分析

单词结构：

annular drainage

字母数：16

记忆提示

🎯 重点记忆：

  • 单词拼写：annular drainage
  • 核心含义：环形排水系统

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更新时间：2026-02-21 05:06:34