primary sewage treatment

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

中文释义

污水一次处理

单词分析

单词结构：

primary sewage treatment

字母数：24

记忆提示

🎯 重点记忆：

  • 单词拼写：primary sewage treatment
  • 核心含义：污水一次处理

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更新时间：2026-01-20 17:46:02