又一年的夏天又要离别
[yòu yī nián de xià tiān yòu yào lí bié]
You Yi Nian De Xia Tian You Yao Li Bie translates to 'another summer is coming, and we must part again'. It refers to annual partings, perhaps at the end of school terms or summer vacations, symbolizing the bittersweet moments of goodbyes and change.