[无化] 碘化合物

This is the VOA Special English Development Report. Right now, the top story in AIDS research involves newly announced findings about adult male circumcision. Two studies in Africa found that circumci

发表于:2018-11-27 / 阅读(627) / 评论(0) 分类 2006年慢速英语(十二)月

Could there be a substance that both gives us the munchies and can help combat obesity? There may indeed be, according to research published in the Proceedings of the National Academy of Sciences. The Monell Center in Pennsylvania partnered with Kyus

发表于:2018-12-02 / 阅读(311) / 评论(0) 分类 Scientific American(十二)月

This is the VOA Special English Agriculture Report. Cows, sheep, goats and other animals can get mastitis, an inflammation in the udder, the organ where milk is produced. Milk from an untreated cow is still relatively safe to drink. But the milk is

发表于:2018-12-07 / 阅读(351) / 评论(0) 分类 VOA慢速英语2008(十)月

1. Parts of North Carolina all the way up to Massachusetts have been rattled by an earthquake. The 5.9-magnitude quake was centered in Virginia and has caused minor damage and some injuries. 2. Hundreds of Libyan rebels have stormed one of Muammar Ga

发表于:2018-12-15 / 阅读(307) / 评论(0) 分类 美联社新闻一分钟2011(八月)

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Generations of American children have been told, Eat your broccoli! And for decades, researchers have known that broccoli and related vegetables like cauliflower and water

发表于:2018-12-24 / 阅读(292) / 评论(0) 分类 Scientific American(一)月

This is Scientific Americans 60 Second Science, I am Cynthia Graber, this will just take a minute. Compounds found in the herb thyme have antibiotic properties. Now scientists have demonstrated that thyme might have a future role in fighting acne. A

发表于:2018-12-24 / 阅读(396) / 评论(0) 分类 Scientific American(三)月

Ever wondered why mosquito eat some people up but leave others relatively unscathed. a new study find this prefential treament due to smells produced by the microscopic critters that cover our bodies. the reaserch is in the journal public library sci

发表于:2018-12-24 / 阅读(346) / 评论(0) 分类 Scientific American(一)月

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Take a deep breath. Taste anything? Actually, your lungs may, because scientists have discovered that the same receptors that exist on the tongue to tast

发表于:2018-12-24 / 阅读(280) / 评论(0) 分类 Scientific American(十)月

By Lisa Schlein The UN Children's Fund, UNICEF, says Iodine Deficiency Disorders, which cause mental retardation, are a huge problem in Europe and Central Asia. UNICEF says this disorder can be solved

发表于:2019-01-03 / 阅读(301) / 评论(0) 分类 VOA2004(下)--健康科技

This book stinks! is really a bad review. But even a classic work can start to smell when it gets old enough. Now chemists have developed a technique that identifies what kind of degradation process an old book or historical document is going through

发表于:2019-01-08 / 阅读(278) / 评论(0) 分类 Scientific American(十一)月

This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? The 2010 Nobel Prize in Chemistry goes to the University of Delawares Richard Heck, Purdues Ei-ichi Negishi and Hokkaido Universitys Akira Suzuki for their work in develop

发表于:2019-01-08 / 阅读(325) / 评论(0) 分类 Scientific American(十)月

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Wine can help keep conversation flowing at a dinner party. And now it looks like that wine may aid in materials science as well. Japanese researchers dis

发表于:2019-01-08 / 阅读(353) / 评论(0) 分类 Scientific American(三)月

1. Libya's opposition says troops loyal to Moammar Gadhafi are bombarding Misrata, the only city in western Libya not under Gadhafi's control. The artillery and tank fire comes despite a barrage of missiles and air strikes from U.S. and European forc

发表于:2019-01-11 / 阅读(332) / 评论(0) 分类 美联社新闻一分钟2011(三月)

By Kari Barber Dakar 06 July 2007 After years of turmoil and economic hardship, the small West African nation of Guinea Bissau is facing a health challenge caused by the absence of iodine in the nation's diet. In countries where iodine is not already

发表于:2019-01-16 / 阅读(371) / 评论(0) 分类 2007年VOA标准英语(七月)

AA: I'm Avi Arditti. Rosanne Skirble is away, but joining me from Los Angeles is English teacher Lida Baker to explain our topic on Wordmaster this week. It's a feature of the language called compounding. LIDA BAKER: Compounding is when we take two w

发表于:2019-01-18 / 阅读(238) / 评论(0) 分类 英语单词大师-Word Master

If you've been inside a grocery store in the past couple of years, you've probably noticed the trend in food manufacturers adding Made with sea salt to their product packaging. The claim shows up on a wide variety of foods - from organic whole grain

发表于:2019-02-07 / 阅读(336) / 评论(0) 分类 阅读空间

AA: I'm Avi Arditti. Rosanne Skirble is away, but joining me from Los Angeles is English teacher Lida Baker to explain our topic on Wordmaster this week. It's a feature of the language called compounding. LIDA BAKER: Compounding is when we take two w

发表于:2019-02-14 / 阅读(233) / 评论(0) 分类 英语单词大师-Word Master

今天我们要学的词是iodine。Iodine名词,意思是碘 。The western German city of Aachen has started issuing free iodine tablets to some 500,000 residents and people living nearby because an ageing Belgian nuclear plant is seen as a risk.

发表于:2019-02-16 / 阅读(242) / 评论(0) 分类 英语单词荟萃

进行英语面试时,面试官会问到,你为什么觉得你胜任这项工作。那么你的回答就要让面试官相信你能把这份工作做好。本文列出了一些常见的问题和回答,仅供参考。 I (Interviewer 面试者) A

发表于:2019-02-18 / 阅读(297) / 评论(0) 分类 实用英语

Why is my verse so barren of new pride, 为什么我的诗缺乏点晴之笔, So far from variation or quick change? 行文沉闷呆板,千篇一律? Why with the time do I not glance aside 为什么我的诗不顺应时尚, To new-found meth

发表于:2019-02-24 / 阅读(348) / 评论(0) 分类 莎士比亚十四行诗全集
学英语单词
adjugates
Amischotolype hookeri
anecdata
anti-carbon
aplins
application of force
arrearance
biruea
Bitterroot(Range)
body development
boron coating chamber
bottom cleaning plug
Chkalov, Ostrov
chlorphenacemide
clonidine catapresan
closed ash-pit
coach horn
coiled-coil filament
colonitis
columniation
copper-zinc solder
corner radius
cross-bend mind
Cuffee
cutting edge inclination
debt receivable
decode field
descrptor
djerma
donor parent
ear-nose-and-throat doctors
effectiveness of internal control
electrical automobile
exponent underflow mask
fast-neutron spectrometer
frequency division multiplex
give someone a mouthful
grand hyatt
havegooday
heterocytotropic antibody
Hund's rule
hydrodynamic efficiency
hyperbolic flareout
imprepared
intergroup
intuitive stage
inventory-acquisition cost
inverse factorial series distribution
jade gate
jerkest
Kingisepp
laser-spot tracker (lst)
leud
localization economies
malerisch
market intelligence
microelement geology
mimic (miniature)bus
Mitrasacme
most efficient scale
multi-function milling holder
N-acetyl ethanolamine
necrolysin
observedly
omnidirectional loudspeaker
optimum column length
outdoor work
Ozarks
parma wallabies
pegaptanib
person non compotes mentis
plasma-arc welding
pressure bump
pulmonary amniotic embolism
pyridazinyl
radiocurability
red velvet
regermination
remote supervisory equipment
resource-change
rotating distributor
rr (remote release)
scheduled-frequency offset
scowde
secondary return air
serial key
sleeper plug
Tarenna polysperma
Tarsa, C.
thermic anesthesia
thigmo-rheotypic
Thousand Islands
thyrosis
transaction for account
uncanned
underplot
vads
water cycling system
where did you get that idea?
wind gap
year-book
Zeppo