单词:external pressure vessel
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STACEY VANEK SMITH, HOST: Marijuana is now legal in almost 30 states. But even in those states, it is still illegal to drive while impaired by the drug. But as NPR's Rae Ellen Bichell reports, that's left law enforcement and scientists struggling to
By Jim Malone Washington 29 March 2007 The political showdown over the war in Iraq between President Bush and the Democratic-controlled Congress has become a defining issue in the early stages of the 2008 U.S. presidential election campaign. VOA nat
At the U.S. Conference of Mayors meeting last month, the mayor of Albuquerque, N.M., asked a provocative question: How would his citizens feel if the city bought thousands of ordinary writing pens the kind that cost about $1 each in most stores and
US President Barack Obama, left, shake hands with his Russian counterpart Dmitry Medvedev, right, after signing the newly completed New START treaty reducing long-range nuclear weapons at the Prague Castle in Prague, Czech Republic, 8 Apr 2010 Top Pe
By Jim Malone Washington 19 May 2006 Immigration is the hot topic of debate in Washington these days. But the situation in Iraq is never far from the minds of politicians and policy makers in both maj
1. ambrosial /mˈbrəuzjəl/ -- exceptionally pleasing to taste or smell; extremely delicious; excellent ambrosia是神享用的美味可口的食物。在神话中,一些神仙们所吃的鲜果、食物、香料、油膏,有人称为仙果、仙食