This is sunlight refracted through our atmosphere .

这些是从地球大气层中折射出的光线。

Therefore , the refracted image is upside-down when viewed through the drop .

因此，当通过液滴观察事物时，由折射产生的图像是上下颠倒的。

With this type of a mirage , the refracted image appears above the true image .

由于此种类型的海市蜃楼，由折射所形成的图像就出现在其真实图象的上方。

The more intense the ionization of a region is , the more the energy will be refracted .

电离作用更强的区域，能量被折射地越多。

When such atmospheric conditions are encountered , upward moving light rays from distant objects are refracted downwards by the different density air layers .

在碰到了这样的大气条件时，从远处物体向上反射的光线会因不同密度的空气层而向下折射。