The dissertrating nucleus discussing the trait fo aesthetics in Chinese traditional opera extends from the defination of lyric spirit in the dissertation. The concept “lyric” comes from the Occidential's congress of lyric poems, however, there was an unigue lyric system among China culture base during the Pre-Qin Dynasty. Further, it cooperated with the idea of the Confucian's “affectivity effusing, Bambition speaking” and the Taoist's “making contact with the world”, so that bore a particular lyric spirit where one could give oneself up to God, join to other, be everlasting and be delighted. In addition to appearing among the arts like literature, Bmusic, Bpainting and calligraphy, the lyric spirit also penetrates into Chinese Traditional Opera and blends the figurative and subjunctive creation trait of drama so that makes consummately cognize oneself, Beffuse affectivity by converting instant to internity and wonderful mind. This lyric spirit is Chinese Traditional Opera's characteristic aesthetics trait which tells us the truth that Chinese lyric tradition infiltrates through all planes of art deeply and widly, thus amplifies and extends its altitnde.