Members of one group were brought, one by one, into a waiting room with two other “students”, one black and one white, who were, in fact, in on the experiment.

一组成员被逐个领入一个有另外两名“大学生”等候室，两人一个是黑人一个是白人，实际上都在进行这个实验。

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The group was split evenly by gender and nearly half were white, 24 percent were black, 21 percent were Asian-American and the rest were from other groups.

研究人员按照性别将研究对象平均分为两组，其中近一半是白人，24%是黑人，21%是亚裔美国人，以及一些其它种族的人。

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In fact, I couldn't find an example of a group 4 fax compressed black-and-white image that would display using that program.

事实上，我还没发现哪一个以group 4 fax方式压缩的黑白图像可以使用那个程序显示出来。

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South Africa has been the focal point of poaching because it has the largest population of rhinos in the world, with 1, 916 black rhinos and 18, 780 white rhinos, the conservation group said.

BBC: South Africa record for rhino poaching deaths

Asking group users to explicitly name these groupings on an online social network in black and white could easily lead to conflict and disagreements.

FORBES: Facebook's Fundamental Flaw, And Why Its New Groups Misses The Mark