The whole city is windy and rainy. The original description of the rain scene before the Double Ninth Festival. After the metaphor, an event was widely spread and there were many discussions around.

Tomorrow's yellow flower: chrysanthemum. Originally refers to the chrysanthemum that gradually withered after the Double Ninth Festival. The latter refers to outdated things or news.

Outdated yellow flower: chrysanthemum. Chrysanthemum after the Double Ninth Festival. Metaphor of outdated or meaningless things.