一無所知

• Pinyin: yī wú suǒ zhī
• English Definitions: not knowing anything at all (idiom); completely ignorant, without an inkling
• Notes: Classifiers: Other transcriptions: numeric: yi1 wu2 suo3 zhi1, wadegiles: i¹ wu² so³ chih¹, bopomofo: ㄧ ㄨˊ ㄙㄨㄛˇ ㄓ, romatzyh: i wu suoo jy