白纸黑字
báizhǐ-hēizìTraditional 白紙黑字
in black and white; in writing
Every meaning
báizhǐ-hēizì
- in black and white; in writing
Its characters
Words with 白
Words with 纸
Meanings from our own dictionary. Chengyu from the Xinhua idiom list, the most common first.