concealed manhole

[concealed manhole]
[concealed manhole]

中文释义

隐蔽孔

单词分析

单词结构:

concealed manhole

字母数:17

记忆提示

🎯 重点记忆:

  • 单词拼写:concealed manhole
  • 核心含义:隐蔽孔