只有你会懂我没有你照欢乐
[zhĭ yŏu nĭ huì dŏng wŏ méi yŏu nĭ zhào huān lè]
Translating roughly to "Only you understand me, and without you there's no happiness," implies deep connection or dependence emotionally on another specific individual whose presence equates to joy, suggesting loneliness without them.