improvement of river bed

英 [improvement of river bed]
美 [improvement of river bed]

中文释义

河床改善;河床治理

单词分析

单词结构：

improvement of river bed

字母数：24

记忆提示

🎯 重点记忆：

  • 单词拼写：improvement of river bed
  • 核心含义：河床改善;河床治理

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更新时间：2026-01-06 09:27:55