效用 (傚用) xiàoyòng
- 
              xiàoyòng 
              
              noun 
              usefulness; effectiveness 
Domain: Modern Chinese 现代汉语
Notes: (CC-CEDICT '傚用') - 
              xiàoyòng 
              
              noun 
              utility 
Domain: Modern Chinese 现代汉语
Notes: (CC-CEDICT '傚用'; Wikipedia '效用')