sewage systems

英 [sewage systems]
美 [sewage systems]

中文释义

污水下水道系统

单词分析

单词结构：

sewage systems

字母数：14

记忆提示

🎯 重点记忆：

  • 单词拼写：sewage systems
  • 核心含义：污水下水道系统

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更新时间：2025-12-18 21:20:34