emergency drain valve

英 [emergency drain valve]
美 [emergency drain valve]

中文释义

急疏水阀

单词分析

单词结构：

emergency drain valve

字母数：21

记忆提示

🎯 重点记忆：

  • 单词拼写：emergency drain valve
  • 核心含义：急疏水阀

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更新时间：2026-01-07 06:41:59