那个长发少年已不复再
[nèi gè zhăng fā shăo nián yĭ bù fù zài]
Translates as 'That Long-Haired Youth Won't Return Again'. Evoking feelings of yearning and reminiscence about lost youthful days. Possibly lamenting youth or specific memories associated with someone young, probably a boy, having long hair; now grown older or disappeared over time. Also may be related to popular cultural narratives of adolescence, such as those found in dramas, songs, novels.