海洋是哭蓝的天云朵是天空的梦
[hăi yáng shì kū lán de tiān yún duŏ shì tiān kōng de mèng]
The meaning of this sentence would translate to: 'The ocean is the sky turned blue from crying, and the clouds are dreams of the sky'. The owner might be suggesting feelings of deep sadness mixed with hope and longing, expressed in an imaginative manner through natural elements.