lenakatina 发表于 2014-5-13 12:22 ; |& j6 }/ i+ ?; Q( A
什么是洗手间的出气管? : k/ B' e& o' U$ k, L那臭味,只有炒菜开抽油烟机的时候有。
2 R& u1 t7 w" j% E; R+ f# s; S& B) RI mean the duct connected with the exhaust fan. When the hood fan in the kitchen is on, there is a chance that air will be drawn in through that duct in the bathroom if the exhaust fan isn't on. Try turn it on as well when you turn on the hood fan of the kitchen and see what happens, or even better, take off the fan and check what's inside the duct.