Acid rain results when the airborne pollutants combine with moisture in the air to form sulfuric and nitric acids that fall back to Earth, usually in rain or snow.
英
美
- 空气传播的污染物与大气中的水分结合,形成硫酸和硝酸,然后以雨或雪的形式降回地面,形成了酸雨。