However, with more and more waste gas being discharged by the cars, the problem of air pollution becomes even more serious.

然而，随着汽车越来越多，废气排放、空气污染问题变得更加严重。

youdao

However, with more and more waste gas being discharged by the cars, the problem of air pollution becomes even more serious.

然而，随着越来越多的废气排放是汽车、空气污染问题变得更加严重。

youdao

However, with more and more waste gas being discharged by the cars, the problem of air pollution becomes even more serious.

然而，随着越来越多的废气排放是汽车、空气污染问题变得更加严重。所以现在我们提倡过低碳的生活。

youdao