needle valve

英 [needle valve]
美 [needle valve]

中文释义

[化] 针(形,孔)阀

单词分析

单词结构：

needle valve

字母数：12

记忆提示

🎯 重点记忆：

  • 单词拼写：needle valve
  • 核心含义：[化] 针(形,孔)阀

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更新时间：2026-04-10 03:06:41