It probably comes from the fact that many babies are born with a nice pink color that shows that they are in good health.

VOA: special.2009.11.15

We receive the electric signals from each tip, we tell which neuron is listening to, we get that color piece.

我们从每个电极端接收到电子信号，我们说明去听哪个神经元，这样就得到了一张彩色图片。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

but the people who suffered most from the damage in the lowland areas in the city who happen to be people in color have nothing to do with the decisions made on these wetlands.

但在这场灾难中,生活在城市低地处的人们,遭受了最为严重的损失,而这群人又恰好是,对湿地有关决策,无从置喙的有色人种。

普林斯顿公开课 - 领导能力简介课程节选

As the last trace of color disappeared from her cheek, she gave her last breath.

VOA: special.2009.09.26

As I say, red tends to be chosen, but then if you get lab experiments showing that that particular color of gas blue is somehow or another sort of more invasive of your consciousness than red is, then you move away from the arbitrariness of the choice of red as a color.

所以人们就倾向于选择红灯，但是如果你想用实验证明,比如说烟蓝色或者,其他任何另一种颜色比红色更加醒目，那么你就忽视了颜色选择上的任意性。

耶鲁公开课 - 文学理论导论课程节选

The men knew it was the middle of the day because the color of the sea changed from slate gray to emerald green, with gold lights.

VOA: special.2011.04.09

The color comes from tannin that seeps from towering cypress trees draped in Spanish moss.

VOA: standard.2010.03.29

Yellow confetti rained from the buildings onto the street, reminiscent of the color the widow-turned-democracy icon chose for her campaign to unseat then-president Ferdinand Marcos.

VOA: standard.2009.08.03

"For the more than half of whom are black and brown, and from communities of color access to health care would be provided by comprehensive health reform,".

VOA: standard.2009.09.09