Beginning of winter, what do you mean? What are the allusions?

Beginning of winter's definition: the 19th day of the 24 solar terms, on165438+1October 7th or 8th; This means the beginning of winter.

The "beginning of winter" solar term is June 7th or 8th every year, 165438+ 10 month. In ancient China, beginning of winter was the beginning of winter. Our country has a vast territory. All winters don't start at the same time except the coastal areas of South China where there is no winter all the year round and the Qinghai-Tibet Plateau where there is no summer in winter. According to the standard of dividing the four seasons by climatology, if the average temperature in the second half of the year falls below 10℃, it is winter, then the statement that "beginning of winter begins in winter" basically conforms to the climate law in Huanghuai area. In the northernmost part of China, the areas north of Mohe and Daxing 'anling have entered the winter in early September, and the capital Beijing has already seen the winter scene in late June 10, while the winter in the Yangtze River basin didn't really start until around the "light snow" solar term.