单词：neurexin
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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 Neuwirth,《影子城市》（Shadow Cities）的作者,在这个演讲里带领大家寻找世界上的寮屋据点--现在十亿人正住在这样的家园上。Robert发现，这些贫民窟正在当地人的努力下，被建设成为年轻而
TED公开课:贫穷至进步
Broadcast: Jan 18 2003 81-year-old Sidney Rittenberg decided as a young man he wanted to help build bridges between cultures. He's devoted much of his career to promoting business ties between China a
VOA2003（上）-文艺之窗
RACHEL MARTIN, HOST: The U.S. secretary of state, Rex Tillerson, begins a six-day sweep through East Asia today. It's his first trip to the region as America's top diplomat. And his first stop is Japan. And as NPR's Elise Hu reports, he heads into a
2017年NPR美国国家公共电台3月
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
DAVID GREENE, HOST: Maybe you've seen the film Jurassic Park, and you remember that scene where the Tyrannosaurus rex escapes its pen and attacks guests at the theme park. You might remember those imposing teeth. Well, in real life, the T. rex had th
2017年NPR美国国家公共电台5月