Literature Reference: 四月维夏，六月徂暑。——《诗经·小雅·四月》 April is the beginning of summer, June brings the heat. Source from 'The Book of Songs: Minor Odes of the Kingdom: April'.
夏: Summer, the season of vitality and vigor, embodies a spirit of health and exuberance.
Meaning: The character 'Xia' symbolizes the passion and vitality of summer, representing energy, warmth, and growth.