-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。
