单词：idiogenetic
单词：idiogenetic 相关文章
Faiza Elmasry | Washington, DC 29 March 2010 Cell biologist Elaine Fuchs is known for revolutionizing the study of skin and for her support of women in science. Children, Elaine Fuchs says, have a natural fascination with science. She remembers that
VOA标准英语2010年(三月)
Down with Depressio 性命忧 关 1. Everyone has a bad day once in a while. Problems at work, arguments with family members, or even changes in the weather can all bring us down and leave us feeling unhappy for a day or two. But if this mood lasts f
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This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 The United States Department of Agriculture has given farmers permission to plant genetically engineered sugar beets with some conditions. A USDA age
2011年VOA慢速英语(二)月
By Alisha Ryu Nairobi 21 February 2007 International aid agencies are expressing frustration and alarm at their lack of access to several needy regions of Somalia because of continuing insecurity. VOA Correspondent Alisha Ryu in our East Africa Bure
2007年VOA标准英语（二月）
DNA tests have positively identified the remains of two children of the last Russian czar, settling a mystery that had long surrounded their fate. VOA Moscow Correspondent Peter Fedynsky reports the memory of the murdered czarist family is still hon
VOA标准英语2008年（七月）
A string of kidnappings and targeted killings of aid workers in Somalia in recent weeks has prompted some international and local agencies to suspend operations in Mogadishu and in other parts of the south. As VOA Correspondent Alisha Ryu reports fr
VOA标准英语2008年（七月）