不知丁董 Save Create a free account to save words bùzhīdīngdǒng ㄅㄨˋ ㄓ ㄉㄧㄥ ㄉㄨㄥˇ 男 女 forgetting the fate of Ding and Dong (idiom) unheeding the lessons of the past Character by character 不(bù)no 知(zhī)know 丁(dīng)surname Ding 董(dǒng)surname Dong Sign up for a free account to save words and review them A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0