[化] 兰德马克(二氮化钛)制氨法

From NPR News in Washington, I'm Carol Van Dam. With thousands feared dead from yesterdays massive earthquake in Haiti, the Pentagon is gearing up to send thousands of troops, cargo planes and ships to help the battered nation. President Obama promis

发表于:2018-12-24 / 阅读(54) / 评论(0) 分类 2010年NPR美国国家公共电台1月

By Jim Malone Washington 25 October 2007 The lengthy and complicated process of choosing the next president of the United States begins in early January when voters attend party caucuses and cast ballots in primaries to select the presidential nomine

发表于:2019-01-07 / 阅读(71) / 评论(0) 分类 2007年VOA常速英语(十月)

By Jim Teeple Jerusalem 17 December 2007 After seven years, Israeli and Palestinian negotiators are talking once again. That development came at the end of 2007, a year of turmoil and transition which saw the Palestinian territories split, politicall

发表于:2019-01-07 / 阅读(101) / 评论(0) 分类 VOA常速英语2007年(十二月)

By Naomi Schwarz Dakar 21 December 2007 Rebels and government troops in Ivory Coast are set to begin the long-awaited disarmament process on Saturday, a critical first step before forming a new national army is the divided country. Ivory Coast Presid

发表于:2019-01-07 / 阅读(90) / 评论(0) 分类 VOA常速英语2007年(十二月)

今天我们要学的词是 landmark. Landmark 做为形容词,意思是标志性的,带有里程碑意义的。中国国家主席习近平出访俄罗斯。The two leaders held landmark talks. 两位领导人举行了具有里程碑意义的会谈

发表于:2019-01-08 / 阅读(47) / 评论(0) 分类 英语单词荟萃

By Challiss McDonough Cairo 11 March 2008 Many Arabs say recent violence in Gaza and Israel is placing the Middle East peace process in jeopardy again. VOA Middle East Correspondent Challiss McDonough reports from Cairo the process is under review ah

发表于:2019-02-08 / 阅读(73) / 评论(0) 分类 VOA标准英语2008年(三月)