单词：
单词： 相关文章
Dr. Wangari Muta Maathai was born in 1940 in a village in Kenya. In 2004, she became the first African woman to receive the Nobel Peace Prize. The judges valued her contribution to sustainable development, democracy and peace. She is also a member of
各国名人英文介绍
By Sonja Pace London 06 March 2008 Britain plans to introduce a controversial identification card plan in the coming months, with foreign workers first in line to get the compulsory ID's. VOA's Sonja Pace has details from London. The British governme
VOA标准英语2008年（三月）
By Alan Silverman Hollywood 27 May 2006 One of the most popular film series based on Marvel Comics superheroes becomes a trilogy and raises some interesting real-world issues about diversity and fitting in. ------------------------------------------
2006年VOA标准英语（五月）
Scientists Target Antibodies That Work Against Many HIV Mutations The search for a vaccine against HIV/AIDS has been disappointing, in part because the virus cleverly changes to elude the antibodies of the human immune system. Now, scientists have id
VOA标准英语2011年(八月)
to pull no punches straight from the horse's mouth 大多数人都认为诚实和坦率是一个很好的品质，尽管我们不见得每时每刻都能够做到，美国人也不例外。在美国的日
美国习惯用语