downcast and uptake ventilator

英 [downcast and uptake ventilator]
美 [downcast and uptake ventilator]

中文释义

下向和上向通风筒吸排气两用通风机

单词分析

单词结构：

downcast and uptake ventilator

字母数：30

记忆提示

🎯 重点记忆：

  • 单词拼写：downcast and uptake ventilator
  • 核心含义：下向和上向通风筒吸排气两用通风机

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更新时间：2026-02-05 10:27:38