What are the characteristics of rain solar terms?

1, it rained three times: Rex sacrificed fish; Hongyan is coming; Plants are sprouting.

2. Rex sacrifices fish: When the temperature rises, otters fish and put the fish on the shore, as if they were sacrificed first and then eaten.

3. Hongyan came: Five days later, the geese who felt the rising yang began to fly back to the north from the south.

4. Vegetation germination: Five days later, with the moist of spring rain, vegetation began to germinate. A thriving scene began to appear on the earth.