生化学家 Kary Mullis 和大家谈现代科学的基础:实验科学。通过分享十七世纪的故事和他小时候在后院玩火箭的个人经历,Mullis分享了各行业科学研究所共有的不断求知的好奇心和热情,以及科

发表于:2018-12-09 / 阅读(43) / 评论(0) 分类 TED公开课:头脑游戏

Indra Krishnamurthy Nooyi is the chairwoman and CEO of PepsiCo, which is the world's fourth-largest food and beverage company. She broke the mould at PepsiCo as all previous CEOs were white American men. Nooyi was fifth on Time magazines 2007 list of

发表于:2019-01-01 / 阅读(71) / 评论(0) 分类 各国名人英文介绍

D Dahurian Rhododendron Leaf P.E 满山红提取物 Daidzein 大豆甙元 Daidzin 大豆甙 Dandelion P.E 蒲公英提取物 Daphnetin 瑞香素 Daphnin 瑞香甙 Daucosterol 胡萝卜甙 Dauricine 蝙蝠

发表于:2019-01-03 / 阅读(62) / 评论(0) 分类 医务英语

By Mary Morningstar Washington 28 May 2006 Many musicians have used their celebrity to bring attention to the ongoing needs of Hurricane Katrina victims in the southeastern United States. Folk-rock singer Shawn Mullins has a personal connection to N

发表于:2019-01-07 / 阅读(101) / 评论(0) 分类 2006年VOA标准英语(五月)

By Carolyn Weaver New York City 25 April 2007 Nigerian writer Chimamanda Ngozi Adichie Chimamanda Ngozi Adichie's acclaimed second novel, Half of a Yellow Sun , tells the story of a devastating moment in Nigerian history, the short existence of the b

发表于:2019-01-12 / 阅读(106) / 评论(0) 分类 2007年VOA标准英语(四月)

By Robert Berger Jerusalem 16 December 2007 An Israeli delegation is making an unscheduled visit to the United States amid disagreements over the recent American intelligence report on Iran. As Robert Berger reports from VOA's Jerusalem bureau, the v

发表于:2019-01-31 / 阅读(78) / 评论(0) 分类 VOA常速英语2007年(十二月)