一无所知 yìwúsuǒzhī not knowing anything at all
(idiom) not knowing anything at all; completely ignorant
How to remember 一无所知: 一 one + 无 have not + 所 place + 知 know = not knowing anything at all.
Characters
How it is used
- 'To know nothing whatsoever' about something - 对内情一无所知 (duì nèiqíng yìwúsuǒzhī) completely in the dark about the inside story.
- Takes 对 + topic to mark what one is ignorant of. Stronger and more formal than 不知道 (bù zhīdào, don't know), stressing total ignorance.
- Same 一无所+V frame as 一无所有; here V = 知 (to know).
Example sentences
- 我一无所知。 Wǒ yīwúsuǒzhī.Beats me.
- 我对她一无所知。 Wǒ duì tā yīwúsuǒzhī.I don't know a thing about her.
- 他们的计划我一无所知。 Tāmen de jìhuà wǒ yīwúsuǒzhī.I am quite ignorant of their plan.