单词：nostoc paludosum
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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）
对你而言，智能手机可能就像你的朋友。但是真正的朋友会时不时给你一个笑脸。在TED2013大会上 Keller Rinaudo 展示了 Romo，一种由智能手机控制的迷你机器人，可以陪着你散步，可以帮你在桌子
TED公开课:重释机器
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）