double safety valve

英 [double safety valve]
美 [double safety valve]

中文释义

[化] 双安全阀

单词分析

单词结构：

double safety valve

字母数：19

记忆提示

🎯 重点记忆：

  • 单词拼写：double safety valve
  • 核心含义：[化] 双安全阀

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更新时间：2026-01-05 04:01:04