单词：conjugated triple bond
单词：conjugated triple bond 相关文章
By Anjana Pasricha New Delhi 09 June 2006 Norwegian mediators say they are pondering their future role in Sri Lanka's peace process, and have asked the government and Tamil Tiger rebels to clarify if they remain committed to a four-year truce that h
2006年VOA标准英语（六月）
Philomela菲勒美拉PhilomelaKing Pandion of Athens had two daughters,Procne and Philomela.When Athens was threatened by the wild men,King Tereus of Thrace came to its help.Out of gratitude King Pandion offered Tereus either of his daughters in marr
英语美文
By Carol Pearson Washington 13 September 2007 American professional football player Kevin Everett fractured his neck during a game, 9 September 2007. He remains sedated and in intensive care. It is too early to tell if Everett will recover fully. Th
2007年VOA标准英语（九月）
By Jeffrey Young Washington 07 November 2007 Every presidential aspirant uses opinion polling data to shape his or her campaign in the quest for the White House. In this segment of How America Elects , VOA's Jeffrey Young looks at the vital role of p
VOA常速英语2007年（十一月）
CHENGDU, Sept. 3 (Xinhua) -- A list of this year's top 500 Chinese enterprises was unveiled in the city of Chengdu in southwest China's Sichuan Province on Saturday. The Sinopec Group was ranked first, with last year's revenues reaching 1.97 trillion
英语新闻
By Dan Robinson Washington 03 August 2007 There has been acrimonious debate in the House of Representatives as lawmakers work to complete important legislation before the start of a long summer break. VOA's Dan Robinson reports from Capitol Hill, whe
2007年VOA标准英语（八月）