[机] 乙酰异丁香酚

β-Amyrin β-香树脂醇 α-Amyrin acetate α-香树脂醇乙酸乙酯 β-Amyrin acetate β-香树脂醇乙酸乙酯 β-Amyrin palmitate 棕榈酰β-香树酯 Anabasine 毒藜碱 Anagyrine 臭豆碱,安

发表于:2019-01-03 / 阅读(66) / 评论(0) 分类 医务英语

By Carol Pearson Washington, DC 29 May 2006 watch Autism Gene report Researchers at the University of Texas Southwestern have been able to genetically change mice so their behavior is similar to some people with autism. The researchers hope their di

发表于:2019-01-13 / 阅读(123) / 评论(0) 分类 2006年VOA标准英语(五月)

LULU GARCIA-NAVARRO, HOST: Jeffrey Eugenides is well-known for his novels. He won the Pulitzer for Middlesex. But his latest work, a collection of short stories, is a departure. JEFFREY EUGENIDES: Short stories are difficult, maddening, little puzzle

发表于:2019-01-16 / 阅读(72) / 评论(0) 分类 2017年NPR美国国家公共电台10月

RACHEL MARTIN, HOST: There was a gathering here in Washington, D.C. last week that had nothing to do with the inauguration or with politics. It was an occasion for matchmaking, although not a romantic kind. Here, farmers got set up with chefs in an e

发表于:2019-01-16 / 阅读(70) / 评论(0) 分类 2017年NPR美国国家公共电台1月

By Roger Wilkison The European Commission has given Turkey the go-ahead to begin talks to join the European Union, but set a series of tough conditions and warned that there is no guarantee the negoti

发表于:2019-01-23 / 阅读(39) / 评论(0) 分类 VOA2004(下)--新闻盘点

By Melinda Smith Baltimore, Maryland 05 September 2006 watch report Celiac Disease For thousands of years, human beings have suffered from a genetic disorder that has received attention only in the last few decades. The disorder is called celiac dis

发表于:2019-01-26 / 阅读(133) / 评论(0) 分类 2006年VOA标准英语(九月)