Ben shu shi mei guo zui you ying xiang de jing ji xue jiao ke shu zhi yi. ben shu lian xi dang qian de qi ye huan jing he qi ye shi ji cao zuo, dui wei guan jing ji xue de ji ben gai nian jin xing le jian ming chan shu, bing jiang jie le fu li jing ji xue, bo yi li lun, xin xi bu dui cheng, qi ye de wai bu xing deng re dian wen ti.