Literature Reference: Birds chatter in the evening woods, while cicadas hasten the autumn in the mountains. Source from 'Yanling Diaotai Yi Xing Lü'.
蝉: Reigning consecutively. Cicada molting. The melody of cicadas (the chirping of cicadas).
急: Eager, urgent, anxious.
Meaning: The hurried chirping of cicadas in the autumn mountains symbolizes the passage of time and the changes of nature.