因为森林能吸走空气中的碳污染，所以现在它们变得越来越受欢迎了。
Nowadays forests are increasingly welcome because they suck in carbon pollution from the air.
正如报纸上所报道的，北京和武汉等大城市的空气污染已经变得越来越严重。
As is reported in the newspaper, the air pollution in some big cities, such as Beijing and Wuhan, has become more and more serious.
虽然空气污染是到目前为止对人类的最大威胁，但是水质量已经类似地变得更好。
Though air pollution is by far the most menacing for humans, water quality has similarly been getting better.
应用推荐