2015年4月10日星期五

Snow And Hail

Snow is one of the forms of the precipitation, often in the form of snow.
Because of different temperature and humidity, formation of the snowflakes have a variety of shapes and sizes. Snow is bad for crops. Snow disaster is bad for people who are live in earth. They may killed many people.Hail is a kind of solid precipitation, hail also is very dangerous. It will broke the window, injuring people.

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