vertical sides of opening

[vertical sides of opening]
[vertical sides of opening]

中文释义

洞口侧壁

单词分析

单词结构:

vertical sides of opening

字母数:25

记忆提示

🎯 重点记忆:

  • 单词拼写:vertical sides of opening
  • 核心含义:洞口侧壁