咬牙 yǎoyá
          
              yǎoyá 
              
              verb 
              to clench the teeth; to grind the teeth; to gnaw 
              Domain: Modern Chinese 现代汉语
              
                , Subdomain: Health 
              
              
                , Concept:  
              
              
              
                Notes: 
              
               
          
          
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- Damaged is Beautiful 殘缺就是美 Hundred Sayings 4 - Half and Half 《往事百語4-一半一半》 — count: 1