编年史教授亨利·路易斯·盖茨最近研究了一个研究项目，研究19世纪非洲裔美国人的小说和诗歌。
A chronicle professor, Henry Louis Gates, recently studied a research project looking into 19th century African-American fiction and poetry.
美国的麦科罗国际研究所的研究人员维罗德·米奇拉在主持一项关于非洲夫妇的研究。
Vinod Mishra at Macro International, a research group in the United States, led a study of married couples in Africa.
美国和瑞士的科学家研究了非洲湖泊中的棘鳍类热带淡水鱼。
Scientists in the U.S. and Switzerland were studying the cichlids that live in African lakes.
根据伯格的研究，这些遍布美国的图像不仅揭露了对非洲裔美国人的欺压，还改变了非洲裔美国人对自己的评价。
The images that circulated throughout the United States exposed the oppression of African Americans as well as changing the way African Americans depicted themselves, according to Berger.
在最新的一个研究中指出：有4000多名非洲籍美国男性和女性，其中百分之十的人有哮喘的迹象。
In one recent study of more than 4,000 African American men and women, 10 percent had signs of undiagnosed asthma.
科罗拉多博尔德美国大气研究中心（TheNational CenterforAtmospheric Research）的跟踪数据显示，半个世纪以来非洲大陆的降雨日趋减少。
The National Center for Atmospheric Research in Boulder, Colo. , has tracked half a century of declining rainfall on the continent.
科罗拉多博尔德美国大气研究中心(TheNational CenterforAtmospheric Research)的跟踪数据显示，半个世纪以来非洲大陆的降雨日趋减少。
The National Center for Atmospheric Research in Boulder, Colo., has tracked half a century of declining rainfall on the continent.
而根据美国华盛顿大学的研究表明，这个数字是非洲大象总数的十七分之一。
According to a study by the University of Washington, that is about one in 17 of the continent's total.
研究的数据赖在参加美国女性全国健康调查的资料，共360位中年非洲裔美国人、高加索人以及华裔女星，平均年龄为51岁。
The study gathered data from 360 middle-aged African American, Caucasian, and Chinese women drawn from the Study of Women's Health Across the Nation, with a mean age of 51 years.
非洲裔美国人罹患头颈部癌患者死亡日期要早于白种人，并且研究者称他们对人种差别的根本原因上有了突破性的认识。
African-American patients with head and neck cancers die earlier than whites, and researchers say they have made a breakthrough in understanding the underlying reasons for the racial gap.
但是，大量研究发现这种药物对很多非洲裔美国人却不起作用。
However, studies suggest that the drugs don't work in many African Americans.
所有关于环切术能够减少HIV传播的研究都是在非洲进行的，美国的研究结果相对不明朗。
Studies supporting circumcision to reduce HIV transmission had all been done in Africa and U. S. studies were less clear.
同时也研究其他国家如美国和巴西。一般都很多的非洲后裔居住在这些国家。
They also study other countries, such as the United States and Brazil, where large groups of people of African descent live.
一组美国科学家经过研究得出结论，遭受疟疾之苦的非洲人可能接受着非正规的治疗。
Africans suffering from malaria may be getting sub-standard treatment, a study by US-based experts has suggested.
运用美国LI＿COR公司制造的LI＿6400便携式光合作用测定系统，研究了非洲菊的光合特性。
The LI_6400 Portable photosynthesis of LI_COR was used to study the photosynthetic characteristics in leaves of Gerbera hybrida in greenhouses.
一项新的研究结果发现，在相似的专业化癌症治疗机构进行治疗的非洲裔美国人和白种人其死亡率大致持平。
A new study has found that when African American and white cancer patients are treated at similar, specialized cancer care institutions, mortality rates are roughly equal.
尽管在非洲和印度已经研究过这个问题，但这项研究是第一个用这么大样本的美国女性来研究这个问题。
While research on the problem has taken place in Africa and India, the new study is the first to look at the issue among a large number of women in the US.
它将研究退休行为和拉美比较一下，他们和白人非洲裔美国同行。
It will examine the retirement behavior of Latinos and compare it with that of their Caucasian and African-American counterparts.
我们也计划与其他研究所的研究者进行合作以调查是否该标志在具有家族史的非洲裔美国男性中也具有意义。
We are also planning collaborations with investigators at other institutions to test if this marker would be informative in African American men with a family history.
其实早在1970年代，我在美国加州死谷研究野生驴的时候，就对牠们生活在非洲沙漠山谷内的祖先十分好奇。
Ever since my early research in California during the1970 s on the feral ass in Death Valley, I had been interested in their ancestors in the desert mountains of Africa.
另有研究结果证实那些有家族疾病史的体形肥胖，喜欢吸烟及非洲裔的美国人他们具有患前列腺癌的高风险性。
The results also confirmed other studies' findings with the risk of prostrate cancer higher for men with a family history of the disease, who were obese, smokers or African American.
另有研究结果证实那些有家族疾病史的体形肥胖，喜欢吸烟及非洲裔的美国人他们具有患前列腺癌的高风险性。
The results also confirmed other studies' findings with the risk of prostrate cancer higher for men with a family history of the disease, who were obese, smokers or African American.
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