夕夏夕颜旧温存夕夏夕颜旧存温
[xī xià xī yán jiù wēn cún xī xià xī yán jiù cún wēn]
A poetic expression indicating reminiscence of summer days past; 'Xixia Xiyang' repeats emphasizing memories associated particularly during evenings (dusk) of summers, highlighting warmth held within these precious moments long since gone.