down cast and up-take ventilator

英 [down cast and up-take ventilator]
美 [down cast and up-take ventilator]

中文释义

进排气通风筒

单词分析

单词结构：

down cast and up-take ventilator

字母数：32

记忆提示

🎯 重点记忆：

  • 单词拼写：down cast and up-take ventilator
  • 核心含义：进排气通风筒

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更新时间：2026-04-13 05:45:04