primary treatment of sewage

英 [primary treatment of sewage]
美 [primary treatment of sewage]

中文释义

污水初步处理

单词分析

单词结构：

primary treatment of sewage

字母数：27

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🎯 重点记忆：

  • 单词拼写：primary treatment of sewage
  • 核心含义：污水初步处理

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更新时间：2026-02-21 19:07:45