曾经的白衬衫少年当年的蓝短裙姑娘
[céng jīng de bái chèn shān shăo nián dāng nián de lán duăn qún gū niáng]
Once, the boy in white shirt, and the girl in blue skirt, referring fondly to memories of past young love, perhaps unfulfilled, evoking nostalgic feelings of pure and simple love during youthful times.