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[00:-1.00]25 The Spirit of Explorers [00:-2.00]Viking voyages to america [00:-3.00]The Vikings were the first Europeans who reached America. [00:-4.00]They achieved this long before Columbus ever set sail. [00:-5.00]The Vikings were a group of people
This is Scientific American's 60-Second Science. I am Christopher Intagliata.Got a minute? Ten years ago, MySpace did not exist,neither did Facebook. Just one site called 6 Degrees.com dominated the online social networking market. But soon, a bunch
经常有学生对我说:老师,我阅读考试总是做不完,怎么办?一般我会告诉他:基本上这种情况,原因有两个,要么是因为词汇量不够;如果词汇量也不小,速度还是上不去的话,那就是因为没有
THE HAGUE, March 10 (Xinhua) -- Ajax captured the top spot in the Dutch Eredivisie on Sunday by beating PEC Zwolle 3-0, while former league leaders PSV lost 2-1 to sc Heerenveen on Saturday. Reigning champions Ajax had an easy afternoon in Amsterdam
PARIS, June 5 (Xinhua) -- World No. 1 Rafael Nadal defeated the third seed Roger Federer in four sets to win the French Open title for the sixth time on Sunday,Nadal, 25, took the opening two sets 7-5, 7-6 (3) before the 29- year-old Swiss pulled one
Apple Inc. on Thursday launched its smartphone-based payment system in China where the electronic payments market is already dominated by an arm of e-commerce giant Alibaba. 本周四,苹果公司的智能手机支付系统正式登陆中国。中国