How about a long birthday?

It better be meaningful for a long time.

The nine-day explanation is commonly known as the number nine. Since the winter of the solstice, every nine days has been a' nine', with 81 days before and after. Many areas of our country, especially the north, often use it to indicate the degree of cold change. In China, 8 1 day from winter to the future is divided into 9 stages, each of which lasts for 9 days, which is called "Winter 99", which is often called "Nine Cold Days". Among them, the solstice from 0/9 to 27 days after beginning of winter every year is called "Sanjiu". Three or nine days is the time when people feel coldest. Three or nine days is easy to calculate. Every year, on the day of winter solstice, you start counting to nine. After that, as long as you are familiar with the traditional solar terms in China, you will know the schedule of cold and heat. This is: "1929, I stepped into my arms; 3949, frozen pigs and frozen dogs; 5969, look at the willows by the river; 79 ducks and 89 geese; 7963, pedestrian clothes list; 998 1 year, the elderly in Tian Zhongli cultivated land. "