牵手度过夏天哀伤
[qiān shŏu dù guò xià tiān āi shāng]
This username suggests the feeling of holding hands and walking through a sad summer. '牵手' means 'holding hands,' while '夏天的哀伤' refers to 'sadness in summer.' The user likely had some emotional experiences during a specific summer that left a deep impression.