作为桐城派集大成的作家——姚鼐的古文理论实为一较完整的体系：义理、考据、词章三者兼济的创作论，诸体兼容的文体论，阴阳兼美的风格论。姚鼐古文理论之特征与魅力显然在一个“兼”字，而这“兼”字的获得，自有其文化渊源。参透这富有魅力的“兼”字，会给我们诸多有益的启迪 As a generous writer of Tongcheng, Yao Yong ’s theory of ancient prose is actually a complete system: the theory of creation, the stylistic compatibility of all three, the stylistic theory of both yin and yang and the beauty. Yao 鼐 ancient prose theory features and charm is clearly a “and”, and this “and” the acquisition of the word, its own cultural origin. Through this charming “and”, will give us many useful inspiration