drainage line

英 [drainage line]
美 [drainage line]

中文释义

主河道，排水线

单词分析

单词结构：

drainage line

字母数：13

记忆提示

🎯 重点记忆：

  • 单词拼写：drainage line
  • 核心含义：主河道，排水线

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更新时间：2026-03-20 16:47:05