看你和她演的爱剧我一个人演独角戏
[kàn nĭ hé tā yăn de ài jù wŏ yī gè rén yăn dú jiăo xì]
Translated into English, this means 'I am alone playing solo, watching you two performing a drama of love'. It reveals a scenario where someone is feeling lonely witnessing others' love stories, perhaps hinting at heartbreak or envy in unreciprocated feelings. It can be used by people who are experiencing loneliness or solitude.