What do you mean by cold retreat?

Cold retreat is a taboo day. Every year, the first month, July and the seventeenth day of the twelfth month are cold days. This statement comes from the Gregorian calendar.

The yellow calendar, also known as the old yellow calendar, the imperial calendar and the children's calendar, etc. , is a kind of almanac that can display various calendars such as Gregorian calendar, Lunar calendar and Ganzhi calendar at the same time, which contains a large number of rules and contents related to seeking good fortune and avoiding evil.

The main contents of the Gregorian calendar include: twenty-four solar terms, avoiding good and bad luck, repelling evil, combining harm, receiving sound, dry branches, twelve gods, on duty, fetal gods, stars, moon phases, exorcism, jealousy of Peng Zu, six nights, nine planets, fleeting time, traditional Chinese medicine, mysterious nine planets, week, zodiac, orientation and so on.

The popularity of almanac for thousands of years reflects the uncertainty of people's life in China. Ordinary books contain a lot of content related to good luck, avoidance or living habits. Although it is an unpretentious and popular publication in every era, China people's belief in choosing good luck has long restricted many social activities in time and space.

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In modern times, the main contents of the Gregorian calendar include: Gregorian calendar, lunar calendar and Ganzhi calendar, which are taboo for good or ill luck, evil spirits, evil spirits, combined injuries, singing, Ganzhi, 24 solar terms, Twelve Gods, duty days, fetal gods and Peng Zu;

Liu Yao, nine planets, fleeting time, Tai Sui, Sanyuan Jiuyun, nine planets in Kong Xuan, XiShen, the god of wealth, the week, the zodiac, the azimuth and so on. In other words, people in ancient China recorded their daily likes and dislikes on calendars as a guide to action.

Baidu Encyclopedia-Huangli