在美交流的高中生分享其感想(2)
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在Bing上市之初的几周内,其在美国的访问量是雅虎的两倍多。Hints: StatCounter Bing Google Docs A Web traffic report last Friday from StatCounter said Bing twice passed Yahoo in usage in the United S...
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在非洲进行中的“健康电话”活动,目标在于缓解非洲AIDS的蔓延【生词摘录】In addition to Voxiva, other partners include the President's Emergency Plan for AIDS Relief, started by President Bush, and ...
异形蚊子(2)
科学家正在进行异形蚊子在抵御疟疾病流行的研究Marcelo Jacobs-Lorena is with the Malaria Research Institute at Johns Hopkins University in Baltimore, Maryland. Jacobs-Lorena says investigators creat...