Hot intracluster gas is shown in pink, and the blue overlay maps the location of dark matter.

炽热的星团内气体是粉红色，蓝色覆盖层绘制了暗物质的位置。

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Glowing visible filaments, shown in yellow, and X-ray hot gas, shown in blue, span about 30 light-years in our neighboring galaxy, the Large Magellanic Cloud.

可见光波段的发光丝状物，用黄色显示，X射线波段热气体，用蓝色显示，宽30光年，在我们的近邻星系大麦哲伦云中。

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Sulfur gas appears reddish, hydrogen is green and oxygen is blue.

硫磺气体呈红色；氢气呈绿色；氧气呈蓝色。

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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

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