单词:ornithichnites
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I am proud to come to this city as the guest of your distinguished Mayor, who has symbolized throughout the world the fighting spirit of West Berlin. And I am proud -- And I am proud to visit the Federal Republic with your distinguished Chancellor w
Michelle Bachelet was born in 1951. She is the first woman to become President of Chile. She won the 2006 election in a runoff, campaigning to help reduce the countrys huge gap between rich and poor. In 2008, Time magazine ranked her fifteenth on its
神经学家Michael Merzenich谈论大脑的神秘而强大的功能之一:大脑主动重塑自身的能力。他正在研究利用大脑的可塑性来增强我们的技能以及恢复缺失的功能。
ClipMatthew Nicholls I would consider myself British first and then Welsh but not English, Im sorry but definitely not English. Sue:In Private lives today we meet Matthew Nicholls. Matthew has lived all his life in Cardiff, the capital city of Wales
VOA's weekly science and technology magazine Art Chimes 25 December 2009 MUSIC: Our World theme This week on Our World: How farming fits in the global warming puzzle ... a dinosaur that may have injected its victims with venom ...and a car that finds