What does the Gregorian calendar mean?

The meaning of Gregorian calendar is as follows:

With the "imperial calendar", (oral) (name) almanac. Also known as the Gregorian calendar.

The Chinese pronunciation of the yellow calendar is: [? Hu Li? ]。

The role of the Gregorian calendar:

The main contents of the Gregorian calendar are the date table of the 24 solar terms, the good and bad luck of each day, the fortune of the zodiac and so on. In other words, people in ancient China recorded their daily likes and dislikes on calendars as a guide to action. For example, if it is not appropriate to break ground today, you can move tomorrow and start a new stove the day after tomorrow.

The ancient calendar of China also includes the movements of the sun, the moon and the five stars and the calculation of their positions. Determination of stars and time in "Hundan": The forecast of solar eclipse and lunar eclipse is used to choose auspicious days. In the Gregorian calendar, White Tiger, Heavenly Punishment, Suzaku, Heavenly Prison, Xuanwu and Gouchen are the six evil days of the underworld; In the zodiac, Qinglong, Tiande, Yutang, Siming, Tang Ming and Jingui are auspicious days of the six zodiac signs.

In the yellow calendar, except for the day, the dangerous day, the fixed day, the holding day, the success day and the opening day are auspicious; In the Gregorian calendar, a day, a whole day, a working day, a broken day, a closed day and a closed day are fierce. To some extent, the ancient Yellow Calendar in China is a work of compiling astronomical almanac. It includes many important contents of ancient astronomy in China and is the crystallization of ancient scientific observation and research.