左旋异构体

VOA常速英语2008年-Valentine's Day in Chicago Evokes City's Gangst

By Greg Flakus Chicago, Illinois 13 February 2008 Most people think of St. Valentine's Day as a time for lovers, but for crime buffs and those interested in gangland history the day will always be associated with a gruesome crime on the north side of

发表于:2019-01-07 / 阅读(52) / 评论(0)

VOA常速英语2008年（二月）

VOA标准英语2011--Sense of Smell Jumpstarted Brain Evoluti

Sense of Smell Jumpstarted Brain Evolution Mammals have much bigger brains than other animals. Scientists aren't sure exactly why, but new research published this week in the journal Science suggests it might have something to do with mammals' acute

发表于:2019-01-14 / 阅读(57) / 评论(0)

VOA标准英语2011年(五月)

PEOPLE IN AMERICA - Willa Cather

PEOPLE IN AMERICA - July 28, 2002: Willa Cather By Richard Thorman VOICE ONE: I'm Shirley Griffith. VOICE TWO: And I'm Tony Riggs with People in America. Today we tell about writer Willa Cather. (THEM

发表于:2019-01-30 / 阅读(175) / 评论(0)

People in America

2007年VOA标准英语-Merida, Mexico Will be Last Stop of Bush's Lati

By Greg Flakus Merida, Mexico 13 March 2007 Merida, Mexico, is the last stop on President Bush's tour of Latin America. There he will meet with Mexican President Felipe Calderon, who shares many of Mr. Bush's views on free markets, trade and develop

发表于:2019-02-03 / 阅读(106) / 评论(0)

2007年VOA标准英语（三月）

Inter beat Chievo after two heavy losses

MILAN, April 9 (Xinhua) -- Inter Milan snapped their two-loss losing streak on Saturday when they beat Chievo 2-0 at home in Serie A. It was the third game Inter played in a week at home where the first two saw them lost to AC Milian 3-0 in Serie A a

发表于:2019-02-03 / 阅读(89) / 评论(0)

英语新闻

2007年VOA标准英语-UN Agencies Call For 'Green Revolution' in Afri

By Lisa Schlein Geneva 04 July 2007 Three of the most important international organizations that deal with food, agriculture, and rural development are calling for an African Green Revolution. The World Food Program (WFP), Food and Agriculture Organi

发表于:2019-02-03 / 阅读(90) / 评论(0)

2007年VOA标准英语（七月）

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Centrolobium robustum

chaud-froid

Chief priest

cider apple