夏天毕业了自己的青春
[xià tiān bì yè le zì jĭ de qīng chūn]
'Xia Tian Bi Ye Le Zi Jia De Qing Chun' means 'Graduated with one's youth in summer'. It signifies moving on from youth, often with a sense of nostalgia, as graduation usually occurs during summertime.