檢視投鼠忌器的原始碼

[[File:U=108623636,3678322558&fm=26&gp=0.jpg|缩略图|400px|[https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=投鼠忌器&step_word=&hs=0&pn=0&spn=0&di=69410&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=108623636%2C3678322558&os=2741476595%2C1672896637&simid=4186175990%2C854490884&adpicid=0&lpn=0&ln=609&fr=&fmq=1585036219659_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%2Fcdnimg103.lizhi.fm%2Faudio_cover%2F2015%2F06%2F10%2F20660194024740999_320x320.jpg&fromurl=ippr_z2C%24qAzdH3FAzdH3Fstzit_z%26e3Bu4AzdH3Fdl08d9AzdH3Fdammaan0ddda8nn8b&gsm=1&rpstart=0&rpnum=0&islist=&querylist=&force=undefined 原圖鏈接][https://www.lizhi.fm/297124/20660037222013318 来自荔枝]]]
'''投鼠忌器'''，意思是想用东西打老鼠，又怕打坏了近旁的器物。比喻做事有顾忌，不敢放手干。
出自《汉书·贾谊传》。