白纸黑字

参考释义

白纸黑字[báizhǐhēizì]

• -putitdowninblackandwhite;(Allthis)waswrittendowninblackandwhite.;writteninblackinkonwhitepaper;blackcharacters[letters]onwhitepaper:

  (Thedeclarations,etc.)arewrittendownandrecorded.白纸黑字，有案可查。

  Theseironcladdetailsareirrefutableproofinblackandwhite.白纸黑字，铁证如山。