It may only be used on paper prepared with a ground of Chinese white pigment, or Chinese white mixed with a watercolour pigment such as pink, to give a coloured ground.
Definition of Chinese white in US English:
Chinese white
noun
White pigment made from zinc oxide.
中国白（含二氧化锌的白色颜料），锌白
Example sentencesExamples
It may only be used on paper prepared with a ground of Chinese white pigment, or Chinese white mixed with a watercolour pigment such as pink, to give a coloured ground.