单词：Ibrexin-Na
单词：Ibrexin-Na 相关文章
In a major change to his cabinet, US President Trump has fired Secretary of State Rex Tillerson and nominated CIA Chief Mike Pompeo to replace Tillerson as his top diplomat. While the announcement of the decision may be sudden, it did not come as a c
2018CRI中国国际广播电台
Mini T. Rex Recovered In a study in the journal Science, researchers announce the discovery of a dinosaur 125 million years older and one-nintieth the size of T. Rex, but having virtually the same body plan as the giant dino. Cynthia Graber reports.
60秒科学
一个历史性的节点变成一场历史性的闹剧，腐国脱欧公投这事儿真是闹个不停从全球瞩目的公投结果脱欧卡梅伦撩膀子不干了英国人民悔了苏格兰嚷嚷着要独立入欧欧盟决定或把英语剔除欧盟
英文语法词汇
ROBERT SIEGEL, HOST: The Flynn guilty plea, the Senate Republican tax bill, the talk of a shakeup at the State Department - those are the developments we're going to discuss now with our Friday political commentators, E.J. Dionne, columnist with The
2017年NPR美国国家公共电台12月
By Nico Colombant Dakar 16 January 2007 One year into the term of Liberia's post-war President Ellen Johnson-Sirleaf, many foreign analysts and aid workers are joining Liberians in giving her good marks for a job well done. But they also point to se
2007年VOA标准英语（一月）
By Jim Malone Washington 07 March 2007 Lawyers for former White House aide Lewis Libby are preparing their request for a new trial in the wake of Libby's conviction Tuesday. Libby was found guilty of lying, perjury and obstruction of justice in conn
2007年VOA标准英语（三月）