University handwritten newspaper

The ancient glyph of snow consists of falling "rain" and feathery snowflakes. The original meaning refers to the white crystal falling in the sky, which is condensed when the water vapor in the sky cools below zero degrees Celsius.

Introduction:

Heavy snow is 2 1 of the 24 solar terms and the third solar term in winter. When the sun reaches the longitude of 255 degrees, the node time is 65438+February 6-8 in Gregorian calendar every year. The solar term of heavy snow is the beginning of the second month of the dry calendar, marking the official start of the mid-winter season. Like the light snow solar term, the heavy snow solar term is a solar term reflecting the changing trend of temperature and precipitation, and it is also a reflection of ancient farming culture on festivals. Heavy snow is a solar term reflecting climate characteristics. Heavy snow solar terms are characterized by a significant drop in temperature and an increase in precipitation. ?

Snow solar term is a climate concept, which represents the climate characteristics during the snow solar term, namely temperature and precipitation. The heavy snow in solar terms and the heavy snow in weather have different meanings. In fact, the snow in heavy snow solar terms is often not as big as that in light snow solar terms, and the solar terms with the largest amount of snow in the whole year are not in light snow and heavy snow solar terms. For example, in the middle and lower reaches of the Yellow River, the solar term with the most snow all year round is neither "light snow or heavy snow" nor "slight cold or severe cold", but "rain" in spring. This snow is not the biggest in the solar terms.

Winter solstice is followed by heavy snow: winter solstice, also known as solstice, winter festival, sub-year-old, etc. It has both natural and humanistic connotations. It is not only an important solar term among the 24 solar terms, but also a traditional folk ancestor worship festival in China. The solstice in winter is one of the eight festivals in four seasons, and it is considered as a big holiday in winter. In ancient times, there was a saying that the winter solstice was as big as a year.

The last of the 24 solar terms is Great Cold: Great Cold is the last of the 24 solar terms. Fighting refers to ugliness; The solar meridian reaches 300; Celebrate on the calendar of 65438+1October 20-2 1 every year. Great cold, like slight cold, is also a solar term indicating the cold weather. Great cold refers to extremely cold weather. According to China's long-term meteorological records, there is no slight cold in the great cold solar terms in the northern region; But for most parts of the south, the coldest is the great cold solar term.