英德
有道
百度
谷歌
图片
维基
百科
通风风扇
[建][矿业] ventilating fan
- 猪舍中保持通风的风扇。
The fan for keeping ventilation of the pig barn. - 自然通风是不使用风扇和其他机械系统进行室内外气体交换的通风方式。
Natural ventilation is the ventilation of a building with outside air without the use of a fan or other mechanical system. - 你经历过你不舒服，你必须检查它配备了烟管流动凡通风风扇罩无法访问或曾在密闭空间在哪里？
Have you ever experienced you were uncomfortable when you had to check air flow with a smoke tube where ventilation fan or hood was unreachable or was located at confined space?
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中国词汇量第二的英语词典
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