ducting []

以下由轻松背单词网站提供

附加级

大气波导现象

a short piece of ducting 更多牛津一小截管状材料来自《权威词典》
Servicing & Cleaning of Exhaust Kitchen Hood , Fan and Ducting. 清除风扇,风喉和厨房烟罩的油迹. 来自互联网