单词：index surface of refraction
单词：index surface of refraction 相关文章
This is the VOA Special English Health Report. Shy people often avoid situations that force close contact with other people. They worry that something they say or do will make others laugh at them. But some people worry much more than others about be
VOA慢速英语2009年（十二）月
By Mike O'Sullivan Los Angeles 31 May 2006 The debate over illegal immigration in the United States has put the spotlight on Hispanics, who make up most of the people who are in the country illegally. Hispanics are also the largest group of legal im
2006年VOA标准英语（五月）
By Bill Rodgers Washington, DC 26 April 2006 watch Latino Power report The U.S. Senate is expected to again take up the issue of immigration reform. Some Hispanic immigrant advocacy groups are plannin
2006年VOA标准英语（四月）
By Mike O'Sullivan Los Angeles 12 July 2006 White House deputy chief of staff Karl Rove says President Bush is seeking fair and comprehensive immigration reform, and Tuesday, the White House official reached out to a major Latino organization that i
2006年VOA标准英语（七月）
By Carol Pearson Washington, D.C. 05 July 2007 An American man who traveled internationally with tuberculosis - despite instructions not to - has a new diagnosis and is not as sick as government doctors initially said he was. As VOA's Carol Pearson r
2007年VOA标准英语（七月）
A new study from Iowa State University has identified some of the central aspects of nomophobia -- that's no mobile phone phobia -- with a handy new 20-question survey measuring iPhone codependence.Scroll down to take the quiz. 爱荷华州立大学（
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