光源 guāngyuán
          
              guāngyuán 
              
              noun 
              light source 
              Domain: Modern Chinese 现代汉语
              
                , Subdomain: Optics 
              
              
                , Concept:  
              
              
              
                Notes: (CC-CEDICT '光源'; Guoyu '光源')
              
               
          
          
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Truncated for common words
- Volume 7: Buddhist General Knowledge - Class 5: Temple Monastic Rules 第七冊 佛教常識 第五課 寺院清規 Fo Guang Buddhist Textbooks 《佛光教科書》 — count: 1