回单儿 (回單兒) huídānr
          
              huídānr 
              
              noun 
              receipt 
              Domain: Modern Chinese 现代汉语
              
                , Subdomain: Dialect 
              
              
                , Concept:  
              
              
              
                Notes: Erhua variant of 回單 (CC-CEDICT '回單兒')