lean oil shale

[lean oil shale]
[lean oil shale]

中文释义

[经] 贫油页岩

单词分析

单词结构:

lean oil shale

字母数:14

记忆提示

🎯 重点记忆:

  • 单词拼写:lean oil shale
  • 核心含义:[经] 贫油页岩