单词:arithmetrico-geometric series
单词:arithmetrico-geometric series 相关文章
BOB DOUGHTY: People in America, a program in Special English on the Voice of America. Every week we tell about a person who was important in the history of the United States. Today Shirley Griffith and Ray Freeman tell about reporter Ida Minerva Tarb
Ida Tarbell, 1857-1944: She Used Her Reporting Skills Against One of the Most Powerful Companies in the World Tarbell charged that Standard Oil was using illegal methods to hurt or destroy smaller oil companies. ANNOUNCER: People in America, a progra
ENVIRONMENT REPORT – October 18, 2002: Solar House Competition By Cynthia Kirk This is the VOA Special English ENVIRONMENT REPORT. Experts say in the near future, many houses in the United States wi
今天我们要学的词是paparazzi。 Paparazzi, 是指专门追逐名人,偷拍照片的摄影记者,俗称狗仔队。圣诞节前后,美国当选总统奥巴马一家在夏威夷渡假。 Obama's Hawaii vacation sparked a paparazzi frenzy,
MOSCOW, April 13 (Xinhua) -- Chinese divers won three golds at the FINA Diving World Series in Moscow Friday, but the Chinese team played cool with the results as many players believed they had not performed their best. China's He Chong, who is an Ol
MOSCOW, April 14 (Xinhua) -- China asserted its dominance in diving pool after winning six gold, one silver and one bronze medals at the 2012 FINA Diving World Series Moscow stop which concluded on Saturday. Chinese Olympic champion Lin Yue made a te