But this propeller-driven aircraft is bright white with a black iron cross and the red,yellow,and black flag of the German Luftwaffe on its side.

VOA: standard.2010.07.27

Some are yellow, some are red, and some are green - does anybody know what this is?

一些是黄色,一些是红色,一些是绿色的,有人知道这是什么吗

耶鲁公开课 - 生物医学工程探索课程节选

One is that there's four different colors and so you can see red, blue, yellow, green here - four different colors and that's all there are, there aren't more than four.

一是这些梯阶有四种不同颜色,你可以看到红 蓝 黄 绿,恰恰只有四种不同颜色,不多不少

耶鲁公开课 - 生物医学工程探索课程节选

The anti-government red shirts set up their own barricades of rubber tires and slowly drove a yellow tanker truck toward the soldiers, until shots were fired.

VOA: standard.2010.05.15

He says both Yellow- and Red-Shirt supporters come to his restaurant.

VOA: standard.2010.05.25

The eight-legged sea creature had two boxes to choose from - one marked with a flag from the Netherlands and another with the flag of Spain - and it was the yellow and red banner he went for.

VOA: standard.2010.07.09