It will be great if there is some kind of fuel (燃料) we can use in cars that won't produce any pollution.
如果有种汽车燃油可以不污染环境就太好了。
Environmentalists who oppose coal mining and coal energy of any kind worry that sequestration could simply trade one problem, global warming, for another one, the pollution of water supplies.
反对任何形式的煤矿和煤炭能量的环境保护主义者们担心这项深埋技术解决了全球变暖的问题，但却又带来了水资源污染的问题。
Its pollution problems are not different in kind from those of any other big city.
该城的污染问题与其它城市的污染问题没有什么实质区别。
应用推荐