a photograph or picture developed or executed in black and white or in varying tones of only one colour
黑白照片;单色照片;单色画;单色图片。
[mass noun]representation or reproduction in black and white or in varying tones of only one colour
黑白重现;单色复制。
(of a photograph or picture, or a television screen)consisting of or displaying images in black and white or in varying tones of only one colour
(照片,图片,视屏)黑白的;单色的。
"mid 17th cent.: based on Greek