retaining valve

英 [retaining valve]
美 [retaining valve]

中文释义

[化] 单向阀

单词分析

单词结构：

retaining valve

字母数：15

记忆提示

🎯 重点记忆：

  • 单词拼写：retaining valve
  • 核心含义：[化] 单向阀

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更新时间：2026-02-08 07:24:18