What does Qi Shenggao mean by divination?

For the first time, Qisheng throws a cup high, one side is yin and the other side is yang, which is the holy grail and symbolizes good luck. Qi Shenggao broke the cup for the second time, and both sides were positive, indicating that he couldn't tell what he wanted and needed to ask for instructions again. The third time, the two sides are still positive, or the representative can't say for sure, so I need to ask for instructions again.

Qi Sheng's divination technique is called _ cup, which means to communicate, _ pass _, and its original meaning is bamboo rope. Also known as Holy Grail, Holy Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine Divine In the early days, it was usually made of two clam shells or bamboo pieces similar to clam shells, and thrown on the ground to see their pitch, so as to predict good or bad luck. Later, mussel shells were not used exclusively, and some were made of bamboo and wood.