檢視信誓旦旦的原始碼

[[File:U=564509681,3360964127&fm=26&gp=0.jpg|缩略图|400px|[https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=信誓旦旦&step_word=&hs=0&pn=3&spn=0&di=169950&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=2&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=-1&cs=564509681%2C3360964127&os=3293015340%2C3878842387&simid=0%2C0&adpicid=0&lpn=0&ln=1399&fr=&fmq=1585382770161_R&fm=result&ic=&s=undefined&hd=&latest=&copyright=&se=&sme=&tab=0&width=&height=&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=http%3A%2F%2Fi.serengeseba.com%2Fuploads%2Fi_4_564509681x3360964127_26.jpg&fromurl=ippr_z2C%24qAzdH3FAzdH3Fooo_z%26e3Bfj6jg2jfjkw_z%26e3Bv54AzdH3FoAzdH3F%25Em%25l0%25Am%25El%25bd%25An%25Em%25lb%25AF%25E9%25BB%25ba%25E9%25Bl%25bb%25Em%25b9%25bF%25Em%25ba%25lDAzdH3F&gsm=4&rpstart=0&rpnum=0&islist=&querylist=&force=undefined原圖鏈接][http://www.serengeseba.com/w/旦那是什么意思/ 图片来源]]]
'''信誓旦旦'''，汉语成语，拼音是 xìn shì dàn dàn，意思是诚恳的承诺使人精神振奋，信誓指表示诚意的誓言；旦旦指诚恳的样子。出自《诗经·卫风·氓》。