coal mining under water-bodies

[coal mining under water-bodies]
[coal mining under water-bodies]

中文释义

水体下采煤

单词分析

单词结构:

coal mining under water-bodies

字母数:30

记忆提示

🎯 重点记忆:

  • 单词拼写:coal mining under water-bodies
  • 核心含义:水体下采煤