closure of arch ring

英 [closure of arch ring]
美 [closure of arch ring]

中文释义

拱圈封顶

单词分析

单词结构：

closure of arch ring

字母数：20

记忆提示

🎯 重点记忆：

  • 单词拼写：closure of arch ring
  • 核心含义：拱圈封顶

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更新时间：2026-03-17 21:57:54