steel ball-type valve

英 [steel ball-type valve]
美 [steel ball-type valve]

中文释义

钢珠活门

单词分析

单词结构：

steel ball-type valve

字母数：21

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🎯 重点记忆：

  • 单词拼写：steel ball-type valve
  • 核心含义：钢珠活门

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更新时间：2026-04-14 19:53:02