单词：remains of parenchyma cells of endosperm
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[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:00.51]1994 Passage4 [00:02.93]I have great confidence that by the end of the decade [00:06.77]we'll know in vast detail how cancer cells arise, [00:11.41]says microbiologist Robert Weinberg, a
历年考研英语阅读理解
One of the soldiers injured in an army track accident remains in a critical condition. Another soldier who'd also been in a critical condition is now thankfully stable. 18 soldiers were thrown from the troop carrier when it rolled on a dirt track at
澳洲ABC新闻快递2012年
Evidence is seen for a possible cause of solid tumors, but many questions remain. Transcript of radio broadcast: 24 June 2008 This is the VOA Special English Health Report. Some experts predict that doctors will someday use stem cells to treat many
VOA慢速英语2008年（六）月
1. Hemisphere，半球； the Southern Hemisphere,南半球，而北半球就是the Northern Hemisphere。 eg:It is further divided into four regions, or lobes, in each hemisphere. 每个半球它又进一步分化为四个区域或四个脑叶。 2.
蒋健棠教你听英语广播
Task3: The First Cloned Cat Script In the age-old battle of cats and dogs, score one for the cats. Researchers at Texas AM University recently announced that they have successfully cloned a cat name Rainbowthe first pet ever clonedafter several years
新视野大学英语：视听说教程 4
Cloze: Stingers of the Sea Given impressive-sounding names like
有声英文阅读
Cloze: Stingers of the Sea 海中刺客 ── 水母 Given impressive-sounding names like Portuguese man-of-war, jellyfish are certainly respected and feared by humans. Not exactly a fish, and lacking a spine, this creature has a single body cavity
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By Paula Wolfson The U.S. presidential election campaign is focusing on just a few states where the race is extremely close. The two major party candidates are spending most of their time now in these
VOA2004（下）--美国大选
SCIENCE IN THE NEWS -May 7, 2002: Humans and Chimps: What's the Difference? / Thousands of Ancient Remains Found in Peru / Rice Genes Mapped VOICE ONE: This is Doug Johnson. VOICE TWO: And this is Bob
科技之光
Hi, there, it is so good to see you today, from the CNN Center in Atlanta, I'm Virginia Cha. I wanna thank you for joining us, here is a look at what's happening NOW IN THE NEWS. By executive order, President Obama is expected to end restrictions on
CNN2009年(三)月
This is Scientific American's 60-Second Science,I am Karen Hopkin.This'll just take a minute. Losing weight is no walk in the park. (Although a walk in the park wouldnt hurt). Seems no matter what diet you try, those stubborn love handles just wont g
Scientific American(五)月
The Secretary of the US Army delivers a stinging indictment today against those accused of sloppy record keeping at Arlington National Cemetery. And John McHugh tells the families of those resting in that hallowed ground that he is deeply sorry. Toda
2010年NPR美国国家公共电台6月
Paintable Solar Cells May Replace Silicon-Based Devices 可喷涂太阳能电池可能取代硅基电池板 Solar panels are manufactured in factories. Some of the devices are made with cadmium chloride, a substance shown to be harmful to human healt
2015年VOA慢速英语(十)月
African Maternal and Child Mortality Rate Remains High Despite Improvements Elsewhere Doctors are calling it a milestone. The U.S. Food and Drug Administration has approved a first-of-a-kind prostate cancer treatment. It is not a cure, but it can ext
VOA标准英语2010年(五)月
DEVELOPMENT REPORT - New Cervical Cancer Test for Developing Countries By Jill Moss Broadcast: Monday, March 01, 2004 This is Robert Cohen with the VOA Special English Development Report. Researchers
农业与发展
If you like curry then you must be delighted to learn that scientists in Ireland have found a certain type of curry spice can kill off cancer cells. The chemical curcumin can be found in the bright yellow curry spice turmeric. Its long thought to hav
英语杂谈
The body's internal clock helps to regulate a water-storing hormone so that nightly dehydration or trips to the toilet are not the norm, research suggests. In an article published in Nature Neuroscience today, neurophysiologists Eric Trudel and Charl
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A Cure for Cancer? 癌症有救了？ If you like curry then you must be delighted to learn that scientists in Ireland have found a certain type of curry spice can kill off cancer cells. The chemical curcumin can be found in the bright yellow curry s
英语听力精选进阶版
In this Moment of Science Don gives Ya?l a neat trick to play on her brain. You might want to try it, too. D: Here's a simple demonstration you can do with cool implications. Find a large object that is brightly colored--let's make it a green door. S
英语时差8，16
Science and technology 科学技术 Embryonic stem cells 胚胎干细胞 Looking up 进展中的干细胞研究 Stem-cell research is now bearing fruit 干细胞研究开始结出硕果 FOURTEEN years ago James Thomson of the University of Wisconsin
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