Blue Crabs: A Messy Meal from the Chesapeake Bay What have ten legs, two of them large claws, a hard shell cover, and live in oceans, fresh water, and on land? Crabs, of course! There are thousands of different kinds of crabs all over the world. They

发表于:2018-12-07 / 阅读(33) / 评论(0) 分类 2017年VOA慢速英语(八)月

Program Provides Food, Farming Education to Urban Poor 为城市贫民提供食物和农业教育 Welcome to American Mosaic. I'm June Simms. In many U.S. cities people live in neighborhoods considered food deserts. These are areas where healthy, fre

发表于:2018-12-16 / 阅读(26) / 评论(0) 分类 2014年VOA慢速英语(一)月

Have You Ever 'Scraped the Bottom of the Barrel?' Now, Words and Their Stories, a program from VOA Learning English. Today we talk about a problem we have all faced. It is when you have to make a decision, but the choices you have are not very appeal

发表于:2019-01-03 / 阅读(22) / 评论(0) 分类 2018年VOA慢速英语(六)月

DEVELOPMENT REPORT – March 18, 2002: Pot-in-Pot Cooling Device By Jill Moss This is the VOA Special English Development Report. In many developing countries, it is difficult to keep food cool. Most

发表于:2019-01-06 / 阅读(66) / 评论(0) 分类 农业与发展

MARY LOUISE KELLY, HOST: Frozen food is having a moment. After years in a slump, sales of frozen and prepared foods are on the rise. They are often cheaper than fresh and can be more convenient. As NPR's Allison Aubrey reports, another upside of froz

发表于:2019-01-16 / 阅读(52) / 评论(0) 分类 2018年NPR美国国家公共电台5月

Different Blood Pressure in Both Arms Linked to Heart Disease Cardiologist Oscar Garfein takes blood pressure readings from both of his patients' arms. That technique saved the life of one of his patients. I found that in one arm, it was very, very l

发表于:2019-02-03 / 阅读(26) / 评论(0) 分类 VOA标准英语2012年(二月)