What is the symbolic significance of moire in ancient China?

Ancient auspicious patterns, symbolizing high altitude and wishful thinking, are widely used, such as "Ruyi Cloud" and "Siheyuan". Moire is a typical decorative pattern in China, which is widely decorated on ancient buildings, sculptures, clothes, utensils and various handicrafts in China. The ancient people's long-term collection and farming practice predicted and feared the impact of clouds and rain on the harvest. Make the cloud sublimate and abstract in people's minds, and have admiration and awe for it.