异氰酸基

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(202) / 评论(0) 分类 VOA标准英语2008年(八月)

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(240) / 评论(0) 分类 2006年VOA标准英语(五月)

Guitarist Tom Principato has been a mainstay on the Washington, D.C. blues scene for more than 40 years. Tom's new CD was inspired by family, friends and collaborators who helped shape his life on and off the stage. Like many kids growing up in the 1

发表于:2019-01-14 / 阅读(176) / 评论(0) 分类 VOA标准英语2011年(二月)

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(215) / 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(293) / 评论(0) 分类 2006年VOA标准英语(九月)

By Zulima Palacio Washington 08 May 2008 Although the government and researchers halted most clinical trials for an AIDS vaccine, a research institute in Baltimore continues its work on the most deadly virus of our times. Vaccine trials were stopped

发表于:2019-02-04 / 阅读(222) / 评论(0) 分类 VOA标准英语2008年(五月)
学英语单词
a Lawrence
alternate error
amarylism
amplitude-vs-frequency distortion
anchorage station
As op
ash viscosity
at an alarming rate
brass foil
bs(british standard)
butagas
centroid center of volume
chart driving mechanism
chronic adrenalitis
cirrhitidae
commission books
currency exchange problem
delicatulus
Discophyllitidae
discouragingly
dissymmetric molecule
doria stripes
double witching
electroslag welding
emelia
factory ledger controlling account
fatty acid sulfate
Ferschweiler
fighting fear
forbidden kingdom
funemployed
fuselage cover
gear emergency lowering handle
general genetics
granting procedure
heterogenize
high speed knife
Hinosan
hyoid sclerite
idling running
immature infant
jamsostek
Lagynoidea
lead oxysulfate
lekvars
lever arm relation
literatur
lucrative business
macroelectrode
madri
manage up
mathiassen
methemalbumin
mistaking for
monogenocentric
montferrand
mother's identifier
MUSC
n-order recurrence system
nitrate of potash
nose angle
O-Methy-Bufotenine
overoptimized
parasitic generation
parity checking capability
pass marks
passenger cruiser
paviland
pe-la
pistacites
pre-service inspection
pseudodomain
radiotelegraphic signals
reactor vessel flang
road haulage undertaking
rubberresin blends
saccharinities
Sally Gunnell
sciades fasciatus taiwanensis
shopping district
Skoda's sign
slougish
smarty pants
solecistic
sophie
special audit report
sphincter of oesophagi
spider centre
splitting of air
Stenetrioidea
stream purification
supperless
technical quality certificate for product
terrorized
thermal-conduction manometer
three-terminal measurement
tolylene urea
uncomeatable
VDRL test
vegetal cell
within class variance
zooms