奥区 (奧區) àoqū
- 
              àoqū 
              noun 
              interior 
 Domain: Literary Chinese 文言文
 Notes: In the sense of 内地 (Guoyu '奧區' 1; Mathews 1931 '奧區', p. 7)
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              àoqū 
              adjective 
              abstruse 
 Domain: Literary Chinese 文言文
 Notes: In the sense of 深奥 (Guoyu '奧區' 2)