左心房右心房
[zuŏ xīn fáng yòu xīn fáng]
Left atrium right atrium uses the anatomical names of the heart to indicate that the left side and the right side of one's mind, thoughts, feelings, moods have a relationship such as contrast and integration, symbolizing two different aspects of human emotion, psychology, thought or mood. For instance, passion and reason or dream and reality.