background pollution

英 [background pollution]
美 [background pollution]

中文释义

背景污染;本底污染

单词分析

单词结构：

background pollution

字母数：20

记忆提示

🎯 重点记忆：

  • 单词拼写：background pollution
  • 核心含义：背景污染;本底污染

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更新时间：2026-03-12 11:12:00