Acting over long sight-lines to the rising and setting Sun or Moon, the refraction significantly alters the path of light rays creating merged, distorted images.

当太阳、月亮东升或西落时，这种效应沿长长视线的方向累积，造成部份光线传播方向出现较大幅度的改变，最后叠出这种扭曲的影像。

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about the health of Kim Jong Il. The North Korean leader remained out of sight for a number of significant occasions, including the launch of a long-range rocket that angered the international community.

VOA: standard.2009.12.30

I'll long remember the sight when we pushed away the last branches and saw the waterfall.

BBC: Following Graham Greene to Liberia's sacred waterfall

The old front on Beach Road long ago lost sight of the sea and the hotel itself nearly disappeared in a concrete jungle of new hotels and office blocks.

ECONOMIST: Pukkah hotels

The eurozone, one of its biggest export markets, is still grappling with a debt crisis with no long term solution in sight.

BBC: A worker at a factory in China