environmental pollution in coal mine

[environmental pollution in coal mine]
[environmental pollution in coal mine]

中文释义

煤矿环境污染

单词分析

单词结构:

environmental pollution in coal mine

字母数:36

记忆提示

🎯 重点记忆:

  • 单词拼写:environmental pollution in coal mine
  • 核心含义:煤矿环境污染