檢視知彼知己的原始碼

[[File:Jzb.jpg|缩略图|400px|[https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=知彼知己&step_word=&hs=0&pn=28&spn=0&di=45100&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=0&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=undefined&cs=350104442%2C2254445337&os=537238429%2C3805075999&simid=4127131930%2C665965997&adpicid=0&lpn=0&ln=1023&fr=&fmq=1585296835223_R&fm=&ic=undefined&s=undefined&hd=undefined&latest=undefined&copyright=undefined&se=&sme=&tab=0&width=undefined&height=undefined&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=http%3A%2F%2Fimg.mp.sohu.com%2Fupload%2F20170526%2F9c21e2aa3fdd47928db50dea8f1f625d.png&fromurl=ippr_z2C%24qAzdH3FAzdH3Fooo_z%26e3Bf5i7_z%26e3Bv54AzdH3FwAzdH3F89nc0d0dd_mbd0dc&gsm=1c&rpstart=0&rpnum=0&islist=&querylist=&force=undefined 原圖鏈接][https://www.sohu.com/a/143572722_682725 来自搜狐]]]
'''知彼知己'''，汉语成语，拼音是zhī bǐ zhī jǐ，意思是如果对敌我双方的情况都能了解透彻，打起仗来就可以立于不败之地。泛指对双方情况都很了解。  出自《孙子·谋攻》。