单词:
单词: 相关文章
Australian scientists say an organic compound used by Indian women to paint dots or bindi on their foreheads could hold the key to a breakthrough in cancer treatment. Rose Bengal was first used in the early 1900s as a dye for food, textiles and cosm
ROBERT SIEGEL, HOST: We're going to hear now how doctors in Europe used genetically engineered skin cells to treat a child who was on the verge of death from a rare inherited disease. The treatment represents a notable success for the field of gene t
Voice 1 Welcome to Spotlight. Im Christy VanArragon. Voice 2 And Im Adam Navis. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 A small red circle. A thi
SCIENCE REPORT – January 9, 2002: Red Wine and Heart Disease By George Grow This is the VOA Special English SCIENCE REPORT. British scientists may have discovered the reason why red wine appears to
By Carolyn Turner Washington 23 April 2008 The Global Fund was started five years ago by the United Nations as an innovative partnership of governments, nonprofits and the private sector to fight AIDS, tuberculosis and malaria. The fund, which has in
Voice 1 Welcome to Spotlight. Im Christy VanArragon. Voice 2 And Im Adam Navis. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 A small red circle. A thi