匿影藏形 nì yǐng cáng xíng
          
              nì yǐng cáng xíng 
              
              set phrase 
              to hide from public view; to conceal one's identity; to lay low 
              Domain: Modern Chinese 现代汉语
              
              
              
              
                Notes: (CC-CEDICT '匿影藏形')