roof-bolt

英 [roof-bolt]
美 [roof-bolt]

中文释义

顶锚

单词分析

单词结构：

roof-bolt

字母数：9

记忆提示

🎯 重点记忆：

  • 单词拼写：roof-bolt
  • 核心含义：顶锚

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更新时间：2026-03-17 14:04:41