Our fossil fuel supplies are limited.Burning garbage might be one kind of energy source that we can use to help meet our energy needs.
Our fossil fuel supplies are limited.Burning garbage might be one kind of energy source that we can use to help meet our energy needs.
焚烧垃圾不是好的注意。欧洲和美国的一些城市已经焚烧垃圾很多年了。