爱你及海却未蓝视你如命却未尽
[ài nĭ jí hăi què wèi lán shì nĭ rú mìng què wèi jĭn]
Loving you so deeply as vast ocean yet it doesn’t turn blue, valuing you like my life but there's more to be fulfilled. It implies an immense and profound love, often unfulfilled, longing for perfection in love.