built-up girder

英 [built-up girder]
美 [built-up girder]

中文释义

组合大架

单词分析

单词结构：

built-up girder

字母数：15

记忆提示

🎯 重点记忆：

  • 单词拼写：built-up girder
  • 核心含义： 组合大架

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更新时间：2026-01-31 21:14:19