少年已故爱依旧
[shăo nián yĭ gù ài yī jiù]
'Although The Youth Is Gone But The Love Remains Unchanged.' It conveys the concept of everlasting affection regardless time change and youth fade away, indicating nostalgia for beautiful memory during adolescence and unwavering emotion over years. Suitable for someone who misses teenage love, emphasizing pure feelings from the past despite changes in age and environment.