Vantilation
换气,通风,空气的流通,通风设备
🗣️ 情景例句
Is the weather always like this?
这儿的天气总是这样吗？
After eating breakfast,I go back upstairs again.
在吃早餐以后，我再回楼上。
The noise pollution survey revealed a rather spurring and possibly amusing old fashioned source of noise.
这个有关噪音的污染调查还揭示了一种出人意外而同时可能会引人意外而同时可能会引人发笑的老式噪音源。