ball-and-socket hinge

英 [ball-and-socket hinge]
美 [ball-and-socket hinge]

中文释义

球窝关节

单词分析

单词结构：

ball-and-socket hinge

字母数：21

记忆提示

🎯 重点记忆：

  • 单词拼写：ball-and-socket hinge
  • 核心含义：球窝关节

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更新时间：2026-02-02 15:09:28