单词：diametral curve
单词：diametral curve 相关文章
By Mil Arcega Washington, D.C. 23 August 2006 watch Diesel report Drivers looking for alternatives to high gasoline prices are increasingly turning their attention to hybrids and so-called smart cars. But as VOA's Mil Arcega reports some are taking
2006年VOA标准英语（八月）
Besties, Buds, BFFs ... Friends! Now, the VOA Learning program Words and Their Stories. Language changes over time. Many words and expressions have changed over the centuries. But the word friend has stayed the same. It is a rare example in the Engli
2015年VOA慢速英语(九)月
One of the most popular books in the United States right now is by an author who has been dead for a century. The Autobiography of Mark Twain is the first of three volumes which make up writer Samuel Clemens' final work. On hold for 100 years This is
VOA标准英语2010年(十二)月
TEHRAN, Jan. 19 (Xinhua) -- After eight years of struggle over Iran's nuclear program, the prospect of the upcoming nuclear meeting between Iran and the G5+1 countries in Istanbul( 伊斯坦布尔) on Friday and Saturday seems to be less promising. B
英语新闻
By Phuong Tran Dakar 13 April 2007 A change in U.S. visa policy is giving citizens in the West African nation of Burkina Faso a chance to make more frequent trips to the United States. Businessmen and others who travel often to the United States can
2007年VOA标准英语（四月）
At times Jobs displayed a strange mixture of prickliness and neediness. 乔布斯时常会有一种奇怪的表现，一会儿浑身是刺，一会儿又渴望交流。 He usually didn't care one iota what people thought of him; he could cut people o
乔布斯传