graptolitic facies

[graptolitic facies]
[graptolitic facies]

中文释义

笔石相

单词分析

单词结构:

graptolitic facies

字母数:18

记忆提示

🎯 重点记忆:

  • 单词拼写:graptolitic facies
  • 核心含义:笔石相