在北方(图中右侧)，云盖更加凌乱，云的散射使大气廓线中的峰值参差不齐。
In the north (right), the cloud cover is less uniform, with scattered clouds creating jagged peaks in the profile.
水蒸气冷凝形成无数的小水滴，使光线发生散射。
Water vapour condenses to form thousands of tiny water droplets which scatter light.
运用漫散射分散光线的实质还是使光源变广，从而达到柔化光线的目的。
Diffusion scatters light, essentially making the light source broader and therefore softer.
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