The marked color contrast between Mars and the bright blue star was easy to discern by eye, but is further enhanced in the picture through the use of a diffusion filter.
火星与明亮的蓝色恒星醒目的颜色对比用肉眼很容易辨认，而这张图用了滤色镜更增强了这种对比。
2
The picture, not digitally enhanced, is of a real man's chest.
该图片没有电子合成，真实展示了一个男人的胸。
3
The study, Vortex2, will use a range of enhanced mobile radars and other weather-sensing equipment in order to build up a comprehensive picture of the zones where tornadoes develop.