For most Chinese peoples, it is not easy to understand what the difference is between ”elevation” and ”façade”, even in the profession of architecture. This small study is based on authors personal experiences with the background of unclearness of ”elevation” and ”façade” in Chinese language. It has been misunderstood with these t o concepts, hen hang Sicheng, as the representative of the first generation of Chinese architects and architectural historians, started to interpret Chinese traditional architecture based upon the Western Classic Architectural Theory.