Scientists set up several experiments allowing the monkeys to "steal" food from human testers, each of whom dressed in a different color T-shirt and baseball cap — either red, green or blue.

科学家设置了几个实验，让这些猴子可以从测试人员那里“偷”到食物，而测试人员则身着不同颜色的T恤和棒球帽——可以是红色、绿色或蓝色。

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Human eyes have three cone cell types, with each type dedicated to receiving either blue, green or red light.

人类拥有三种视锥细胞，每种细胞都有各自的用途，可用于接收蓝色光、绿色光或红色光。

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One in eight men are colour blind to either blue, red or green and most have little ability to match patterns and designs.

八分之一的男人对蓝色、红色或绿色色盲，大多数男人几乎不能匹配图案和样式。

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School singers and their jazz band provided campaign music, and students acted as television moderators, conducting interviews and reporting electoral results by fixing either a blue or a red pin to a map of the United States.

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Each disc is covered in a transparent plastic coating (either blue, green, yellow or red) which lets daylight filter through.

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The white plastic is flanked on either end by lights that flash red or blue, depending on whether the device is synced.

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