darkens

A subterranean flow of briny water could rearrange sand grains or alter surface roughness in a way that darkens its appearance.

地下水流的流动会使得沙粒积累，并使得表面变得粗糙，从而颜色更深。

By turning on the Details mode, the Ambient Occlusion only darkens the indirect illumination in problem-areas, avoiding the traditional global and unpleasant Ambient Occlusion look.

通过打开细节模式，Ambient Occlusion只会对有问题的区域进行间接照明，避开传统的全局照明和看起来不合要求的Ambient Occlusion。

'In the season Aryas character darkens a lot and we see her slowly start to spiral down a scarier path.'

在这季，艾丽亚的性格会变黑暗很多，我们会看到她开始慢慢走向黑暗。