趁空 chènkōng
          
              chènkōng 
              
              verb 
              to take advantage of free time 
              Domain: Literary Chinese 文言文
              
                , Subdomain:  
              
              
                , Concept:  
              
              
              
                Notes: (Guoyu '趁空'; Mathews 1931 '趁空', p. 42)