单词:Oxytropis tianschanica
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Pre-Listening Vocabulary binomial nomenclature: a two-part system for naming species (e.g., Panthera tigris) genus: a subdivision of a family of organisms (e.g., Panthera is the genus for tigers, lions and leopards, and a subdivision of the Felidae f
86 去痛片须慎用 DATE=8-16-01 TITLE=SCIENCE REPORT - OxyContin Warning BYLINE=Jerilyn Watson (Start at 1'02
James Q. Wilson Changes Policing in America Welcome to This Is America with VOA Learning English. Today, we are talking about political and social scientist James Q. Wilson. Wilson was interested in a great many subjects. But he was best known for hi
DAVID GREENE, HOST: Kansas voters are going to choose their nominees for governor tomorrow. And on the Republican ballot is Kansas Secretary of State Kris Kobach. Now, he became nationally known for imposing a strict voter registration law that was l
By Scott Stearns Washington 11 January 2007 U.S. President George Bush is sending more troops to Iraq as part of what he says will be a new way forward. VOA White House Correspondent Scott Stearns looks at the president's changing approach to the co
Beginners. Today, Foxy had an appointment with the vet for vaccinations and a general check-up. She is about eight months old, so she needed her second set of vaccinations. The vet also needed to see if her growth was normal and healthy. I put her in