原来，水分被空气吸收以后，空气中的水分子就会积聚成云，然后它们会变成雨，变成雪，变成冰雹降落下来。
After being absorbed, the particles of water unite and form clouds; then they fall down in the form of fog, rain, snow, or hail.
分析模拟结果中特定点的水成物垂直分布发现：降水 云由 高空冰晶、中低空雪、霰、 云水及低空雨水等组成。
The precipitation is composed of ice particles in the upper altitude, snow, graupel, raindrops and the cloud liquid water in the lower altitude.
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