背着书包去打架穿着校服逛酒吧
[bèi zhe shū bāo qù dă jià chuān zhe xiào fú guàng jiŭ ba]
'Going To Brawl With Backpack On & Visiting Bars In School Uniform' paints an image of teenage rebellion against norms or authority, perhaps implying non-conformist attitudes. This user probably wishes to express their wild or unconventional side through a bit exaggerated ways.