曾为人渣痛了整整一颗心
        
            [céng wéi rén zhā tòng le zhĕng zhĕng yī kē xīn]
        
        
            Describes feeling heartbroken by someone regarded as 'scum' or having had their heart completely shattered because of an ex-partner’s wrongful acts; emphasizing betrayal or deceit leading to emotional devastation.