approval of life-saving appliance

英 [approval of life-saving appliance]
美 [approval of life-saving appliance]

中文释义

[网络] 救生设备的认可

单词分析

单词结构：

approval of life-saving appliance

字母数：33

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🎯 重点记忆：

  • 单词拼写：approval of life-saving appliance
  • 核心含义：[网络] 救生设备的认可

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更新时间：2026-04-13 18:08:51