PNPB

英 [PNPB]
美 [PNPB]

中文释义

[=positive-negative pressure breathing]正负压呼吸

单词分析

单词结构：

PNPB

字母数：4

记忆提示

🎯 重点记忆：

  • 单词拼写：PNPB
  • 核心含义：[=positive-negative pressure breathing]正负压呼吸

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更新时间：2026-03-15 07:07:38