Excuse me, what does the three-in-one five-in-one in the eight characters mean?

In the eight characters, the trinity and the five-in-one refer to a situation in which heaven and earth are in harmony. They represent the harmony and coordination between the five elements. 1. Three-in-one: refers to three combinations with the same heavenly stems and heavenly stems, such as Jiayin, Shen Bing and Wuxu. There is a saying in Sanhe Bureau that "heaven is dry and iron is combined", which means that heaven is dry and fine, and it is as soft and flexible as iron. 2. Five-in-one: It refers to the five combinations with the same heavenly stem in the four pillars of eight characters, such as Wu Jia, Yisi and Chen Bing. The Fifth Peace Bureau has the saying of "Tiangan alloy", which means that the five elements form a golden and harmonious joint. In the eight-character analysis, the trinity and the five-in-one represent Geely, which indicates that the difficulties and obstacles encountered by individuals will be solved and it is easier to achieve success and development.