Want to know what to look at willows along the river?

Seeing willows by the river in May, 1969 means that willows will sprout on the fifth and sixth ninth September after the arrival of the winter solstice. There is a saying "Jiujiu" in the China lunar calendar, which is used to calculate the seasons.

The calculation method of winter in 1999 is from the winter of solstice, every nine days is a nine, the first nine days is a nine, and so on, until the end of winter in 1999. The sentence "Look at the willows along the river in May, 1969" comes from "Counting Nine Songs". Summer 99 begins on the day of summer solstice, and every nine days is a nine, and there are nine nines and eighty-one days every year. Similarly, March 9 and April 9 are the hottest seasons of the year.

originate from

Count nine songs.

Not in 1929. Three, nine, four, nine, walking on the ice.

Five nine six nine? Look at the willows by the river. 79 rivers open 89 geese.

99 plus 19. Cows are plowing the fields everywhere.

It is the image description of China ancient people from winter to 8 1 day in the future, and it is also the coldest time of the year. In this "most difficult to rest" cold season, people count in units of nine and live by their fingers.