STEVE INSKEEP, HOST: Some new parents have started giving their newborns what's being called a bacterial baptism. The idea is to try to help their babies develop healthy microbiomes, the collection of friendly bacteria that inhabit everyone's bodies.

发表于:2018-12-17 / 阅读(76) / 评论(0) 分类 2018年NPR美国国家公共电台10月

By Mike O'Sullivan Los Angeles 01 May 2008 A new type of business is focused on making a difference in society as well as making a profit. Mike O'Sullivan reports, so-called social businesses are linking investors in the industrial world and entrepre

发表于:2019-01-04 / 阅读(92) / 评论(0) 分类 VOA标准英语2008年(五月)

By Scott Bobb Luanda 24 July 2007 Angola's civil war ended five years ago but today the country and its people still struggle to overcome the devastation caused by the 27 years of conflict. At one point, 80 percent of the people lived off the informa

发表于:2019-01-12 / 阅读(125) / 评论(0) 分类 2007年VOA标准英语(七月)

By Stephanie Ho Washington 24 August 2006 The MacArthur Foundation, better known for offering so-called genius grants each year to individuals, will now recognize small non-profit organizations. The groups are diverse and are in different countries,

发表于:2019-01-13 / 阅读(149) / 评论(0) 分类 2006年VOA标准英语(八月)

Microneedles 微针疗法 Female: From flu vaccin es to tetanus booster s , injections are a must in modern medicine. But do they always have to make you say Ouch? Male: Eh,no? F: No,indeed.If new microneedle technology is successful, we may soon hav

发表于:2019-01-26 / 阅读(68) / 评论(0) 分类 英语听力文摘 English Digest