In ancient times, it was called "the day is short" or "the day is short". After the mine is restored, it is easy to say: the first king even closed to Japan, and business travel was not good. Chen Zhisui's Collection of Jingtang contains: "Summer is the end of the autumnal equinox, and spring is the winter solstice." It is also said that the winter solstice, the south of the day, the short day, the long shadow.

The "Winter Solstice" is the turning point of the sun's southbound journey. After this day, it will go back, and the direct sunlight point will start to move northward from the tropic of Capricorn, and the daytime in the northern hemisphere will increase day by day. "Three Rites and Righteousness" written by Cui Lingen, a Liang man in the Southern Dynasties, records that (the winter solstice) has three meanings: one is the arrival of the cathode, the other is the arrival of the yang, and the third is the arrival of the south, so it is called the winter solstice. "The ancients thought that the winter solstice was the day when" Yin and Yang "struggled, and it was a good time to predict the sunny and rainy weather in a year, and even to predict the human fortunes in the coming year. ?

Winter solstice, also known as winter festival, big winter, sub-year, off-year and long-term festival. Huainanzi records: "It is forty-six days before the winter solstice in beginning of spring.

Common sense of winter solstice:

The winter solstice has both natural and humanistic connotations. It is not only a natural solar term, but also a traditional festival to worship ancestors.

The winter solstice is one of the eight festivals of the year. Since ancient times, the Chinese nation has a tradition of offering sacrifices to ancestors on the winter solstice to show filial piety and not forgetting the roots. Due to the different manners and customs in different places, the forms of ancestor worship are also different. While offering sacrifices to ancestors, some places also offer sacrifices to the gods of heaven and earth. The offerings mainly include three sacrificial meals, three teas and five wines. The winter solstice is regarded as a big holiday in winter.

The saying that the winter solstice is as big as a year is widely circulated among the people. The winter solstice is also called "sub-year" and "off-year", which means that the year is approaching and the winter solstice is important. As soon as the winter solstice arrives, the New Year is just around the corner, so the ancients thought that the winter solstice was as important as the New Year. In ancient times, people who drifted in other places had to go home for the winter festival at this time, which was called "having a home at the end of the year".