emergency ceiling

英 [emergency ceiling]
美 [emergency ceiling]

中文释义

紧急升限

单词分析

单词结构：

emergency ceiling

字母数：17

记忆提示

🎯 重点记忆：

  • 单词拼写：emergency ceiling
  • 核心含义：紧急升限

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更新时间：2025-12-12 13:17:35