We will then have an objective measure of how colourdiscrimination and visual acuity develop at the level of the brain.
我们随后将进行一项客观的测量，看色彩辨别力和视觉敏锐度如何在大脑的层面形成。
《柯林斯英汉双解大词典》
2
No State shall encourage, advocate or lend its support, through police action or otherwise, to any discrimination based on race, colour or ethnic origin by any group, institution or individual.