self-contained breathing apparatus

英 [self-contained breathing apparatus]
美 [self-contained breathing apparatus]

中文释义

自持呼吸器;自给式呼吸器

单词分析

单词结构：

self-contained breathing apparatus

字母数：34

记忆提示

🎯 重点记忆：

  • 单词拼写：self-contained breathing apparatus
  • 核心含义：自持呼吸器;自给式呼吸器

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更新时间：2026-02-05 05:05:40