Traditional Culture Encyclopedia - The 24 Solar Terms - Beginning of winter is one of the 24 solar terms of traditional festivals in China,1October 7 or 8, 1 1 year,1/year, beginning of winter, 20 1 1 year.

Beginning of winter is one of the 24 solar terms of traditional festivals in China,1October 7 or 8, 1 1 year,1/year, beginning of winter, 20 1 1 year.

In the surface development diagram of a cube, there must be a square between the opposite faces.

So "20 1 1" is relative to "8", "year" is relative to "month" and "1"is relative to "day".

So the answer is: day.