毕竟你是我遥不可及的梦
[bì jìng nĭ shì wŏ yáo bù kĕ jí de mèng]
This means 'After all, you are a dream that I can never reach.' It symbolizes deep affection or admiration for someone who seems impossible to be with. The user is expressing the idea of loving or desiring something or someone that they feel cannot come true.