backing-up screw

英 [backing-up screw]
美 [backing-up screw]

中文释义

止动螺钉

单词分析

单词结构：

backing-up screw

字母数：16

记忆提示

🎯 重点记忆：

  • 单词拼写：backing-up screw
  • 核心含义：止动螺钉

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更新时间：2025-12-20 08:41:52