单词:praseodymium carbonate
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This is the VOA Special English Health Report. A migraine headache can cause disabling pain. People may not feel back to normal for hours or even days. Migraine headaches are most common among young adults and middle-aged people. In the United State
U.S. President Barack Obama says he seeks unity at the G-20 economic summit in London, and a new arms deal with Russia. It was a busy day of diplomacy for Mr. Obama as he launched his first overseas trip as president. Britain's Prime Minister Gordon
By Sonja Pace Heiligendamm 05 June 2007 President Bush is in the German Baltic Sea resort of Heiligendamm for the three-day summit of the G-8 group of the world's leading industrial nations. The summit opens Wednesday amid protests and policy differe
By Anjana Pasricha New Delhi 09 March 2006 In India, the holy Hindu city of Varanasi has bounced back to normal two days after it was hit by deadly bomb blasts. An unknown Muslim militant group in Kas
By David Gollust Washington 07 June 2007 Leading human rights groups Thursday called on the U.S. government to account for terrorism suspects they believe were detained by U.S. authorities abroad but whose whereabouts are now unknown. The Bush admini
日常生活中,意外伤害很难避免。如果我们不及时救治或者操作不当的话,很可能会对自身或者他人的身体造成伤害,所以,掌握一些急救常识非常必要。下面我们来看一段关于学习急救的对