旧城不忘孤岛荒原忆在从前
[jiù chéng bù wàng gū dăo huāng yuán yì zài cóng qián]
This username suggests a sense of nostalgia and remembrance of the past. 'The Old City That Won't Forget' and 'Memories on an Isolated Island and Wilderness from Long Ago'. It implies a person who holds dearly to old memories and may have lived in or visited an abandoned or isolated place that left a lasting impression.