1929 did not take action,

3949 walked on the ice,

59 and 69, looked at the willows along the river,

The rivers are frozen and open, and the swallows are coming.

Nine-nine plus one-nine, the cattle are everywhere.

Because the climate varies from place to place, extended information

Winters in ancient times were very cold, and heating conditions were relatively poor. People felt and were more impressed by the cold than they are now. Winter often freezes bones on the road, so winter is the season of the year that poses the greatest threat to the life safety of ancient people.

Due to the cold weather and psychological fear, the ancients felt that winter was particularly long. In ancient times, people's entertainment activities were relatively simple. Especially in cold weather, outdoor activities were greatly reduced. Sitting at home every day became more and more boring. Therefore, the smart ancients invented the "counting nine" method for entertainment. On the one hand, for To pass the time, on the other hand, I also hope that the cold winter will pass soon.

In addition to "counting nine", the ancients also had many ways to play, such as: "drawing nine", "writing nine" and the song of nine-nine. "Huajiu" is mainly a plum blossom pattern and a circle pattern. It can be said that this is a staged "calendar" invented by the ancients.