2006年VOA标准英语-Aging Chernobyl Survivors Share Memories o...
By Michael Drudge London 07 March 2006 The population of Europe is aging faster than that of any other continent. In the coming decades, there will be only two workers or fewer for every retiree, putt...
SCIENCE REPORT – January 23, 2002: Aging Protein By Jerilyn Watson This is the VOA Special English Science Report. A new study suggests that a protein that protects animals from cancer early in life...