古代封授官员官职的凭证叫“告身”。告字,上面是牛,下面是口,《说文解字》谓:“告,牛触人,角箸横木,所以告人也。”戴家祥主编的《金文大字典》解释说:“金文‘告日’、‘告于天’、‘告于王’、‘告东宫’等。都用作下级向上级禀告义。”后来,告字演变为告谕、宣示之意,也就没了下级对上级之限。而身字原 The official seal of the official officer vouchers called “body”. Tell me the word, the above is the cow, the following is the mouth, “Explain Word” said: “Report, cow touch people, horns 箸 crossbar, so sue. ” Dai Jiaxiang editor of the “Jinwen Da Dictionary” explained: “Jinwen’s suicide,” “sued in the sky,” “sue in the king,” “sued the East Palace,” etc. They are all used as subordinates to the superior proclaimed righteousness. “” Later, the notice evolved into an admonition, There is no lower level on the higher limit. And the original character