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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

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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

SSS 2010-03-16

They say that who you hang out with says a lot about who you are. Well, the microbes that hang out on your fingers can point to exactly who you are. Because scientists at the University of Colorado in Boulder have been able to identify individuals ba

SSS 2009-07-22

This is Scientific American 60-Second Science. I'm Cindey Graber. This will just take a minute. When TV sets die, they usually end up incinerated or in landfills. But now researchers from Englands University of York believe theyve found a valuable us

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I shall begin at the beginning, said the D.H.C. and the more zealous students recorded his intention in their notebooks: Begin at the beginning. 我从头说一说主任说，积极的学生把他的意思记进了笔记本：从头说一说。 These

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Broadcast: May 5, 2003 By Jill Moss This is the VOA Special English Development Report. Each year more than two-million people die from diseases caused by drinking dirty water. That is the estimate of

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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

SSS 2011-08-12

This is Scientific Americans 60-Second Science. Im Sophie Bushwick. Got a Minute? What's the best way to find out if an unknown mixture contains a specific substance, like an environmental contaminant? You could use an expensive, bulky gas chromatogr

SSS 2012-03-20

This is Scientific American 60 Second Science, I am Sophie Bushwick, got a minute? Is the attempt to make environmentally friendly roadways doomed to wind up in the toilet? Actually, it may be the other way around. To earn a green certification, the

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HealthReport-GutBacteria:WeAreWhatWeEat This is the VOA Special English Health Report. The human digestive system is full of bacteria -- mostly good bacteria. These organisms help break down food so the body can use the nutrients. Scientists are expl

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-Sheldon: The moving assembly line,that was, introduced by Henry Ford in 1908. moving assembly line: 流动装配线 moving: 活动的 assembly: 装配 introduce: 引进 流动装配线是由亨利福特在1908年引进的 -Sheldon: That innovation i

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常用介词的翻译方法

英语中大多数介词含义灵活，一词多义多用。除了一些常用短语已有译法外，大量介词需要从其基本意义出发，联系上下文加以灵活处理。下面简明地介绍几种基本译法。 （1）转译：英语中常

Using bacteria to generate energy hopeful

BEIJING, May 24 (Xinhuanet) -- Scientists revealed for the first time the molecular structure of proteins, which enables bacteria to transfer electrical charges, according to a new study. The revelation was published in Proceedings of the National Ac

介词如何才能翻译得更好？

1. 转译： 英语中常用介词来表达动作意义。汉译时，可将介词转译成动词。 （1）在作表语的介词短语中，介词常转译为动词，而连系动词则省略不译。如： This machine is out of repair. 这台机器失

PBS高端访谈:世界是如何回应特朗普对阿富汗的言论的?

U.S. military and diplomatic leaders are moving ahead on the Afghanistan strategy that President Trump laid out in a speech to the nation last night. His remarks brought reaction today from the region, and the world. Nick Schifrin begins our coverage

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You are listening to this podcast on a computer, or perhaps you have downloaded it from a computer to an MP3 player. So I am sure that you know what the words hardware and software mean. Hardware means the computer itself and other machines which are