由宋入元的俞浙《杜诗举隅》在杜诗学史上没有影响 ,因为它并不流传。同样由宋入元的刘辰翁评点的《集千家注批点杜工部诗集》在元明两代却相当流行。钱谦益对前代评杜注杜著作肯定很少 ,贬抑很多 ,对刘著的批评尤其尖锐。但最早严厉批评刘辰翁评杜著作的当数元末明初的宋濂 , Yu Zhe from the Song Dynasty, “Du Shi cited corner” in the history of Du Poetry has no effect, because it is not circulating. Also by the Song into yuan Liu Chen Weng comment on the “collection of thousands of Notes Notes Du Department of Poetry,” Yuan and Ming dynasties are quite popular. Qian Qian-yi’s affirmation of his predecessors’ comments and affirmations are few and far between. His criticism of Liu was particularly acute. However, the earliest criticism of Liu Chen Weng Chen Du Weng Du works as the end of the Ming and Song Yuan Song,