单词:electrical control panel
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By Bill Rodgers Washington D.C. 24 January 2008 Human rights and press monitoring groups consider the Middle East and North Africa as regions having the worst record for press freedom in the world. Outright censorship, restrictive laws and intimidati
Millions Suffer from Epilepsy 数百万人患有癫痫 From VOA Learning English, this is Science in the News. I'm Steve Ember. And I'm Jim Tedder. Today we will tell about the brain disorder known as epilepsy. Many people do not understand epilepsy.
By Al Pessin Santiago, Chile 04 October 2007 U.S. Defense Secretary Robert Gates says he wants to give the coalition military command in Iraq a larger role in coordinating the activity of private security contractors that operate in the country. He s
Show a guest to the room 客人入住 A:Your room is facing the sea. It's very beautiful. I hope you will like it. 您的房间正好面对大海,非常美丽。我希望您会喜欢。 B:Yes. I will. The room looks very nice. 是的,非常喜欢。
Harnessing Brain Power 美国科学家发表研究报告说,他们已训练两只脑中装了电极的猕猴,光靠意念即可操作仿生机械手臂拿取食物,甚至能调整送进嘴巴食物的大小与黏稠程度。科学家希望两年内