non-colour
adjective (also noncolour); (US non-color, noncolor) uk/ˌnɒnˈkʌl.ər/ us/ˌnɑːnˈkʌl.ɚ/
非彩色的，黑白灰色的
producing or showing images, text, etc. in in black, white, and grey
It is impossible to buy non-colour printers these days. 现在已经买不到非彩色打印机了。
This format is suitable for non-colour images.
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- There is another version of the document for people with non-colour printers.
- The earliest home computers were non-colour machines.
non-colour
noun [ C ] (also noncolour); (US non-color, noncolor) uk/ˌnɒnˈkʌl.ər/ us/ˌnɑːnˈkʌl.ɚ/
黑色;白色;灰色
black, white, or grey
As a non-colour, black provides a contrast with the brighter shades. 因为其本身不是彩色，黑色可与较亮的色调形成对比。
The browns and greens all merge into a non-colour.
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- His use of non-colour in this picture is very clever.
- Although white is a noncolour, it has a surprising number of different shades.