Combination is connection, association, influence and function. Starting from a point, there are six directions to choose from; As the center point, the focus of every two directions has six choices. ......
Liuhe is the optimal definition of the interrelated nodes of all things in the universe: in ancient times, there were three yang and six hexagram to illustrate the relationship between all things; There is a six-degree division method in modern times, which shows that everything can be connected with at least six nodes. ......
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Synonym:
Liuhe: up and down, east and west, north and south, that is, heaven and earth, generally referring to the world or the universe.
China: The ancient dynasties were mostly built in the north and south of the Yellow River, so it was called China, which was one of the earliest places where the Han nationality rose. Later, the territory of each dynasty gradually expanded, and the ruled dynasty was called China, and later it also referred to China.
Kyushu: Generally speaking, it is Jizhou, Yanzhou, Qingzhou, Xuzhou, Yangzhou, Jingzhou, Yuzhou, Liangzhou and Yongzhou in Gong Yu.
Chixian: Chixian-another name of Kyushu, the name of Chixian Shenzhou Province. It was first seen in Records of the Historian, Biographies of Mencius and Xun Qing, which mentioned that there was a man named Zou Yan in the State of Qi during the Warring States Period. He said: "China was named Chixian Shenzhou." Later, people called China "Chixian Shenzhou". However, it is used more separately, either Chixian or Shenzhou.
Zhongyuan: The most basic meaning of Zhongyuan refers to the middle and lower reaches of the Yellow River, which means "Yuan Ye in the world". This area is the birthplace of Chinese civilization and was regarded as the center of the world by the Chinese nation in ancient times.
Domestic: domestic refers to territory and the whole country. According to the ancient legend, the territory of China is surrounded by the sea, so it is called the sea within its territory.
Four Seas: Ancient China was surrounded by the sea, located in the East China Sea, the South China Sea, the West Sea and the North Sea. However, there will be different opinions from time to time.
Eight Barrens: Eight Barrens, also called Eight Sides, refer to eight directions, such as east, west, south, north, southeast, northeast, southwest and northwest, and refer to places far away from the Central Plains. After pointing around, around.
Baidu encyclopedia-Liuhe