“楷书”在这里是用宋以来的概念。魏晋南北朝隋唐人的所谓“楷法”、“楷书”含义广,而且还经历变化。早在秦代,正规的书体本是“小篆”。这和后世的馆阁体差不多,要一笔一笔认真写,很麻烦,一般人不愿受此拘束,写得 “Regular script ” Here is the concept since the Song. Wei, Jin and Northern and Southern Dynasties Sui and Tang dynasties so-called “Kaikai ”, “regular script ” has a wide range of meaning, but also undergo changes. As early as the Qin Dynasty, the formal book body is “Xiaozhuan ”. This is similar to the later pavilion body, to write a serious sum, very troublesome, most people do not want to be bound by this, write