三异丁基戊钖

The UN refugee agency says it is worried about the security of people living in isolated villages near the former conflict zones of Georgia. It says some 2,300 people from villages in the buffer zone between the Georgian town of Gori and the breakaw

发表于:2018-12-16 / 阅读(59) / 评论(0) 分类 VOA标准英语2008年(八月)

Even before scientists sort this out, this information is actually really good news for us, 即使科学家还尚未解决问题,这一好消息确实振奋人心, because it turns out that the way we live can influence the accumulation of amyloi

发表于:2018-12-18 / 阅读(38) / 评论(0) 分类 TED演讲国际问题篇

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Its like the molecular version of the Joker and the Riddler teaming up against Batman. Scientists at Yale University have discovered that amyloid beta, a

发表于:2019-01-08 / 阅读(62) / 评论(0) 分类 Scientific American(三)月

By Carol Pearson Washington, DC 29 May 2006 watch Autism Gene report Researchers at the University of Texas Southwestern have been able to genetically change mice so their behavior is similar to some people with autism. The researchers hope their di

发表于:2019-01-13 / 阅读(123) / 评论(0) 分类 2006年VOA标准英语(五月)

RACHEL MARTIN, HOST: There was a gathering here in Washington, D.C. last week that had nothing to do with the inauguration or with politics. It was an occasion for matchmaking, although not a romantic kind. Here, farmers got set up with chefs in an e

发表于:2019-01-16 / 阅读(70) / 评论(0) 分类 2017年NPR美国国家公共电台1月

By Melinda Smith Baltimore, Maryland 05 September 2006 watch report Celiac Disease For thousands of years, human beings have suffered from a genetic disorder that has received attention only in the last few decades. The disorder is called celiac dis

发表于:2019-01-26 / 阅读(133) / 评论(0) 分类 2006年VOA标准英语(九月)
学英语单词
abertura
Acanthophis
astrographic position
audit administration
bacar
backermore
bartell
Bourdon (tube pressure) ga(u)ge
bowls out
bridge framework
cancer morphology
Cape Coral
caraomer (negru voda)
cargo proportion of general average
chimneypot
cholecystangiography
class Scyphozoa
cold air machine
commonly-accepted
communication matrices
contract of insurance against loss
court injunction
cybernetics statistics
cytometers
Deflamon
degradation of soil
demibras
diarabinose
distributed data base technique
emmarbles
erosion-proof motor
euphorbine
face-amount certificate
fettling door
flail type cutter
fontenots
forelimb bud
foss
freedombird
from the point of view of
furostatrienediol
gold-stone
graded standard sand
HiFD
hockey tape
holdcrofts
hyperdistention
implied and induced output
in-reactor loop
internuclear
introduction to education
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laser pick-off
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liue
longitude by account
ludvik
lug cover
M195
Malvern, Mt.
mingolla
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Nagios
navada
non numerical character
oscilloscope screen
pathbreaker
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permissible tolerance
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point in
polygonum viscosum buch.-ham.
polynomial extension
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pupoid
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ts'ai shan fu
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undonated
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vitrified clay tile VCT
wheel base bogie
Wisteria villosa
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working pit edge
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