laying arch by sections and rings

[laying arch by sections and rings]
[laying arch by sections and rings]

中文释义

分段分环结合砌 拱

单词分析

单词结构:

laying arch by sections and rings

字母数:33

记忆提示

🎯 重点记忆:

  • 单词拼写:laying arch by sections and rings
  • 核心含义:分段分环结合砌 拱