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  • SSS 2009-11-23

    This January, the country Turkey will join a handful of European nations that require visual health warnings on every pack of cigarettes. These images include things like diseased lungs and a foot sporting a toe tag. But maybe a Petri dish overrun wi...

  • SSS 2008-09-23

    This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Sometimes a bit of bacteria can be just what the doctor ordered. If you prize yogurt for its active cultures, you know what Im talking about. Now a new s...

  • VOA慢速英语2010年-Health Report - New Test Could Speed T

    This is the VOA Special English Health Report. Tuberculosis killed one million three hundred thousand people around the world in two thousand seven. In addition, almost half a million people who were infected with tuberculosis and with H.I.V. also di...

  • VOA慢速英语2010年-Health Report - Laying the Roots for H

    This is the VOA Special English Health Report. Bad teeth can be painful -- and worse. They can even be deadly. Infections of the gums and teeth can release bacteria into the blood system. Those bacteria can increase the chances of a heart attack or s...

  • VOA常速英语2008年-Antibiotic-Resistant Bacteria Poses Threat to P

    By Ruth Reader Washington, DC 13 February 2008 There is growing concern around the world over illnesses caused by new antibiotic-resistant bacteria, or so-called superbugs, and the decreasing effectiveness of antibiotics to treat infections. Earlier...

  • 新东方优美背诵短文50篇 Unit48:Bacteria

    Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. Rod-shaped bacteria are u...

  • 2006年VOA标准英语-Beach Bacteria Leaves Swimmers Stranded at Shor

    By Melinda Smith Washington, DC 09 August 2006 watch Beach Pollution report Birds are believed to contribute to the pollution at the beach A prominent environmental organization has called for better monitoring of the water quality along many of Ame...

  • 2006年VOA标准英语-Study Shows Bacteria Found in Yogurt May H

    By Paige Kollock Washington, DC 14 February 2006 watch Yogurt and HIV report Yogurt makers like to advertise the health benefits of eating their product. VOA's Paige Kollock reports they may be right...

  • HEALTH REPORT - Bacteria in Food

    HEALTH REPORT -August 7, 2002: Bacteria in Food This is the VOA Special English Health Report. An American food company recently recalled about eight-million kilograms of ground beef that is used to m...

  • 新东方背诵文选 L48 Bacteria

    Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is abo...

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