Because the police had some of the man's wavy black locks, with roots intact, the scientists could subject them to C-14 dating as well.

因为警方掌握该名男子的一束波浪状黑发，且发根完整无损，科学家们可以把头发一起用作碳14测定。

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But a British dating website suggests 60% of the wives or girlfriends of the world's 100 billionaires have brown hair, followed by blond (22%) and black (16%) hair.

但英国一家约会网站调查发现，全球百位亿万富豪的妻子或女友中，超过60%拥有褐色头发，金发(22%)和黑发(16%)紧随其后。

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Can you imagine yourself dating a black person?

你可以想象自己和一个黑人谈恋爱吗？

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This retrospective exhibition of almost 300 black-and-white photographs dating between 1965 and 2007 portrays precisely these concerns.

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My partner may well have 40 identical pairs of black socks, accumulated from Christmasses dating back to the early 1990s.

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He also lost credibility last summer by claiming that a black Mississippi boy had been lynched for dating white girls, when forensic experts concluded that the boy had committed suicide.

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