ventilation shaft造句

1、ventilation shaft through which air leaves a mine
煤矿上用来排除空气的一个坑道。

2、This is the ventilation shaft through which air leaves a mine.
这是煤矿上用来疏通空气的通风井。

3、a ventilation shaft through which air enters a mine
煤矿里能让空气流通的一个通道。