Even if you have dark skin, you still need protection from the sun.

即使你皮肤黝黑，仍需要防晒。

《牛津词典》

For most of the human history, we all had dark skin.

在人类历史的大部分时间里，我们都是黑皮肤。

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Individuals with dark skin have more UV-dissipating capacity.

黑皮肤的人呢，他们消散紫外线的能力更强一些。

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"Tonight you,with your dark skin and foolish tears, you have that blood running in your veins,mijo.

VOA: special.2010.06.21

And these really short people with dark skin met them and took them to their city.

然后这些个子很小、深色皮肤的人见到了他们，把他们带到自己的城市去。

神话有趣的课 - SpeakingMax英语口语达人

If an American, because his skin is dark, cannot eat lunch in a restaurant open to the public-- , then who among us would be content to have the color of his skin changed and stand in his place?

如果一个美国人，因为他的皮肤是黑色，而不能在一家对公众开放的餐馆吃午餐…,诸如此类的话，那么我们当中有谁会愿意,换上他的肤色，接受他受到的待遇？

耶鲁公开课 - 心理学导论课程节选

Winter, city life (with the concomitant shadows cast by tall buildings) and dark skin in dark climates all reduce this action.

ECONOMIST: Schizophrenia: Let the sun shine in | The

Although named after a country in Asia, Mongolian spots can be found in any baby with relatively dark skin, including the majority of babies of Native American, Asian, Hispanic or African-American descent.

CNN: What are Mongolian spots?

Since the September 11, 2001 terrorist attacks, Sikhs in America have been targeted by revenge-seekers who apparently have mistaken them for Muslims, perhaps due to the traditional turbans they wear and their dark skin.

CNN: At service, Holder calls Sikh temple shooting a hate crime