London may be famous for its red double-decker buses, but it is the underground system, parts of it more than a hundred years old, that is especially vulnerable.

VOA: standard.2010.04.01

What does it feel like to be the machine while it's looking at-- while it's got its little light sensors pointed at--the red ball?

当机器以电子眼,对着那个红色的球,它会有什么样的感觉

耶鲁公开课 - 死亡课程节选

One of them PAX2 is shown here in red. Its a gene called PAX2.

其中之一,我们这里用红色标示这个基因叫。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

The report said the company was still in the red, but was able to cut its loss from the year before.

VOA: special.2009.04.26

He thought of his room with its horrible yellow wallpaper, the old bed with its ugly red cover.

VOA: special.2009.04.04

A big red bow is around its neck.

VOA: special.2010.05.02

Weng Tojirakarn, a key leader of the red shirts, says the movement stands by its efforts to press the government to dissolve parliament.

VOA: standard.2010.04.03

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

Speaking by telephone from Kuala Lumpur,Malaysia, he told VOA this staggering amount of money allowed the Red Cross to undertake the biggest permanent housing program in its history.

VOA: standard.2009.12.26