所有的思念都化成了黑眼圈
        
            [suŏ yŏu de sī niàn dōu huà chéng le hēi yăn quān]
        
        
            All Missing Has Become Black Eyes. This is a metaphor describing someone sleep-deprived due to yearning or worrying, which shows tiredness from constant thinking or insomnia caused by love and concerns.