我才知道你眼里我只是路人
[wŏ cái zhī dào nĭ yăn lĭ wŏ zhĭ shì lù rén]
Translated into English this means: 'I've just realized I was merely a passerby in your eyes.' It conveys a poignant discovery regarding oneself in the eyes of another person - someone considered important previously turned out indifferent.