你是不归路我义无反顾
[nĭ shì bù guī lù wŏ yì wú făn gù]
Translates into 'You Are The One-way Road And I Am Determined Not To Turn Back'. It expresses a steadfast resolution that when it comes to the relationship (or something of deep emotional significance) represented by 'you', there is no retreat, conveying intense emotion and determination to proceed regardless of any cost or sacrifice.