air outlet flue

例句：

1. 1.The factory has a large air outlet flue that helps to ventilate thebuilding.
   工厂有一个大型的通风口烟道，有助于通风建筑物。
2. 2. Thechimney of theold house is still visible fromthe street.
   旧房子的烟囱仍然可以从街道上看到。
3. 3. The smoke from thechimney rose high into the sky.
   烟囱冒出的烟直冲云霄。