racial difference

基本解释

Racial difference is an area where modern Darwinists have feared, until recently, to tread.
种族差异至今还是一个现代达尔文主义者们不敢涉足的领域。
Traditional one-liners on racial difference, gender difference and mothers-in-law were out, to be replaced by more nuanced observation or rant.
关于种族差别、性别差别以及婆婆等传统小笑话已经过了时，取代它们的是更加细腻的评论或者说谩骂。
Some research suggests this vast racial difference is because black South African males tend to have more concurrent partners and are more reluctant to wear condoms than other groups.
一些调查表明种族间患病率差距如此之大，总体来说是因为南非的黑人男性同时拥有的性伴侣比其他种族的人要多，而且南非的黑人男性较其他种族的男性更不愿意采取安全措施。

He appeared to be pessimistic that the racial difference would narrow in the future.
NEWYORKER: None of the Above
The CDC report says there's no strong evidence of any racial or ethnic difference in risk factors for autism and that it's likely the condition is underdiagnosed in blacks and Hispanics.
MSN: As more autism reported, doctors say check early

种族差异
These gene polymorphisms in Changsha Han population revealed obvious racial difference comparing with those of other regions in the world in different extents.2.
这些多态位点基因型和等位基因分布频率均与世界其他地区人群的基因多态性分布存在不同程度种族差异性。
心理学
民族比较
种族差别