They are lit with a striking blue light and seem to glow in the dark room.

VOA: special.2009.09.18

It's no use talking about the negative relationship between a red light and a green light and a yellow, white, or blue one because they all have the same value.

讲什么它是红灯，不是绿灯,不是黄灯白灯一点关系都没有,它们所代表的意义都一样。

耶鲁公开课 - 文学理论导论课程节选

One is that there are two backbones right here in the light blue, so this would be the upright parts of the ladder that are twisted.

其一是浅蓝色所代表的两条主链,这是构成,扭曲梯子的垂直部分

耶鲁公开课 - 生物医学工程探索课程节选

If it is a meter or more thick, however,blue light often can be seen.

VOA: special.2010.01.05

Most federal lawmakers lost their right to a blue light in 2006 after an outburst of public anger at their privileges.

VOA: standard.2010.05.19

That was when we decided to seek justice." In Moscow,the campaign has been fueled partly by an incident in February, when the Mercedes of the vice president of the oil company LUKoil, carrying a blue light, collided with a Citroen.

VOA: standard.2010.05.19

Now,theoretically, only the speakers and deputy speakers of the two houses of parliament may use the lights officially, but there are still dozens of cars on the Moscow roads that continue to exploit the advantages of a blue light on the roof.

VOA: standard.2010.05.19

In "Family of Man," a dark-haired, light-eyed woman with a bright blue head covering looks intensely at something hidden from view.

VOA: special.2009.11.20

A few are pink or light blue.

VOA: special.2010.03.22