牙缝儿 (牙縫兒) yáfèngr
          
              yáfèngr 
              
              noun 
              gap between teeth 
              Domain: Modern Chinese 现代汉语
              
                , Subdomain:  
              
              
                , Concept:  
              
              
              
                Notes: (CC-CEDICT '牙縫兒')