单词：condition(al) code
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By Mil Arcega Washington, D.C. 30 June 2006 Watch Bar Code Report Bar code The Universal Product Code turned 30 this week. The U.P.C. is a unique combination of black and white lines that can identify virtually anything from a bar of soap to medical
2006年VOA标准英语（六月）
SCIENCE IN THE NEWS - Condition of Oceans Affects Human Health From VOA Learning English, this is SCIENCE IN THE NEWS in Special English. Im Shirley Griffith. And Im Christopher Cruise. Today, we tell about a new way to measure the health of the worl
2012年VOA慢速英语(十一)月
Chavez Health Drives Venezuela Toward Uncertain Future In the days after winning a fourth presidential term of office in October, Hugo Chavez seemed healthy and full of life. But since his December 11 cancer operation in Cuba, he has not spoken or be
VOA标准英语2013年(一月)
World Health Day Raises Awareness of Deadliest Condition On an evening at Dakar beach in Senegal, the sands are packed with people exercising. A recent World Health Organization report indicated that one out of eight Senegalese women aged over 20 are
VOA标准英语2013年(四月)
SCIENCE REPORT – January 3, 2002: Seasonal Affective Disorder By George Grow This is the VOA Special English SCIENCE REPORT. Some people feel sad or depressed during the winter months in northern ar
科技之光
By Joseph Mok Washington, DC 12 September 2006 watch Native American Comanche Comanche is a Native American people known as the Lords of the Plains in the Great Plains in the Central United States. From this tribe rose the famous Code Talkers of Wor
2006年VOA标准英语（九月）