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AS IT IS 2016-10-01 Report: Smoking May Permanently Damage Genetic Material 报告称吸烟或永久性损伤你的遗传物质 Here is another reason to not light up a cigarette. Smoking can permanently damage your genetic material, according to a n

发表于:2018-12-16 / 阅读(100) / 评论(0) 分类 2016年VOA慢速英语(十)月

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Saliva contains many useful components: lubricants, enzymes for breaking down food and now compounds that can reveal a persons age. Thats according to a

发表于:2018-12-24 / 阅读(156) / 评论(0) 分类 Scientific American(六)月

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(172) / 评论(0) 分类 Scientific American(一)月

Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to the research presented at the American Chemical Society meeting

发表于:2018-12-24 / 阅读(154) / 评论(0) 分类 Scientific American(三)月

You may have heard that humans and chimpanzees have something like 96 percent of our DNA in common. So why, then, are diseases like cancer so common in humans but so rare in chimps? If our DNA is nearly identical, shouldnt we be at risk for many of t

发表于:2018-12-28 / 阅读(120) / 评论(0) 分类 初学者听力文摘精选

Stomach Cells Happier with Dark Roast Coffee Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to research presented

发表于:2019-01-02 / 阅读(174) / 评论(0) 分类 60秒科学

T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗

发表于:2019-01-03 / 阅读(152) / 评论(0) 分类 医务英语

M Madasiatic acid 崩大碗酸 Magnoflorine 木兰花碱 Magnolia cortex P.E 厚朴提取物 Magnolol 厚朴酚 Maitake mushroom P.E 灰树花提取物(舞茸提取物) Malonyl Oleanolic acid Hemi

发表于:2019-01-03 / 阅读(156) / 评论(0) 分类 医务英语

AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals

发表于:2019-01-06 / 阅读(191) / 评论(0) 分类 农业与发展

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

发表于:2019-01-08 / 阅读(170) / 评论(0) 分类 Scientific American(八)月

By Caty Weaver Broadcast: September 12, 2003 This is Bob Doughty with the VOA Special English Environment Report. Scientists in the United States have reported some good news about the 1)ozone in the

发表于:2019-01-11 / 阅读(156) / 评论(0) 分类 VOA2003(下)-环境与健康

By Al Pessin Pentagon 24 March 2008 When a roadside bomb killed four American soldiers in Baghdad Sunday night it brought the U.S. military death toll in Iraq to 4,000. It was a symbolic moment, particularly coming during a period of reduced violence

发表于:2019-01-12 / 阅读(137) / 评论(0) 分类 VOA标准英语2008年(三月)

Some Zimbabwe government supporters say President Robert Mugabe should form a government without the opposition, following an opposition boycott of talks Monday in Swaziland. Tendai Maphosa asked ordinary Zimbabweans in Harare what they think about

发表于:2019-01-13 / 阅读(145) / 评论(0) 分类 VOA标准英语2008年(十月)

Science and Technology Epigenetics and stress Baby blues 科技 外因遗传与压力 新生儿蓝调曲 A mother's stress while she is pregnant can have a long-lasting effect on her children's genes 母亲孕期压力过大会对孩子的基因造成长

发表于:2019-01-26 / 阅读(183) / 评论(0) 分类 经济学人科技系列

Body Clock Provides Clues to Aging 生物钟提供衰老的线索 If youre searching for the fountain of youth, you might find it in your DNA. Thats according to a new study that sheds light on the biological clock ticking in our genomes, why our bod

发表于:2019-01-31 / 阅读(168) / 评论(0) 分类 VOA常速英语2013年(十月)

Indoor air pollution is a common threat to human health, the new study looked at five common house plants and found that when it comes to removing harmful chemicals from the air, those five plants are better than others. 室内空气污染对人类健康

发表于:2019-02-07 / 阅读(165) / 评论(0) 分类 阅读空间

10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(182) / 评论(0) 分类 万物简史

本期内容: A humble houseplant with a dash of rabbit DNA could help lower our exposure to indoor air pollution, new research suggests. Scientists have revealed that by inserting a rabbit gene into devils ivy the plant is able to clean the surrou

发表于:2019-02-20 / 阅读(138) / 评论(0) 分类 夏说英语新闻晨读
学英语单词
abdominal enlargement
Alcomax
alghamdi
Amodyn
amorphous band
asymmetric membrane
autothermal reforming
banded kraits
Barcoo rot
basilii
bekku sadao
biaxial obtuse bisectrix
Birk
biscuitless
brain mucosa forceps
broad-crested orifice
brushing and steaming
call button
car ferry boat
cause specific
clear an aircraft to pass
controller chip
corn seed
cornages
covert-action
crated
deer forest
desperations
dockyard
drink deep of
ehc (electro-hydraulic control pressure regulator)
family Nostocaceae
fingerprint edema
Fleurier
Fort Black
frh
gallish
garbiologist
gentleman of the road
goal congruence
graphis desquamescens
Gurhofian
hand calciner
high-polisheds
history of science cases (hoso)
Histriobdellidae
homogeneity of spacetime
integration step
intend as
interrupt reassignment
kings of swing
linear expectation
low speed discharge port
maplets
mimbs
misdealing
multioccupancy
Mussorgsky, Modest Petrovich
nonflavonoids
Office of Readings
oplegnathus fasciatus
Pageview
Parabramis pekinensis
pettifogged
plein-air painting
powder keg
prism light
prologomenon
Ptolemy
ravivs
removal of stone from submaxillary gland duct
resource classroom
restriction endonuclease
Rhododendron rubropilosum
riodinids
Romans-sur-Isère
s tear
Saccharomycetales
scleroproteins
secondary group
self-propelled mount(ing)
selfregulating
sir terence mervyn rattigans
SLES
squidgiest
stern gerlach experiment
stone roller
the plot
the prestige
tool lorry
transverse penetration
Tubocin
type of material (reporting unit)
unstable roll
verification of account
Well, I'm sure!
windowing
with one's head in the clouds
wonk
wrecking company
year two thousand
you son of bitch