音标:[æn,aisәj'dæktilәs] ;
a. [动]足趾长短不等的
a. Characterized by unequal toes, three turned forward
and one backward, as in most passerine birds.

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(167) / 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

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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(184) / 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

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Science and technology 科学与技术 Splay-footed, not flat-footed 不是扁平足而是八字足 A new fossil shows that evolution does not always mean change 新发现的化石显示,进化并不总意味着变化 Palaeontology 古生物学 The

发表于:2019-01-26 / 阅读(150) / 评论(0) 分类 经济学人科技系列

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发表于:2019-01-26 / 阅读(163) / 评论(0) 分类 经济学人科技系列

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学英语单词
9 to 5
acetysalicylic acid phenobarbital
Action Data Automation (System)
advances made to salesmen
ahead parts
all scrap process
antilogic
approachability
back frame
badger-hair softener
Bromus hordeaceus
brown mixture
cabin ropeway
canonical equation(s)
certoes
circular comber
cognitive consistency
cybersoap
data reduction and processing equipment
deformity of pelvis
degenerative neuritis
delay-line register
delmon
descending luminance
diffusion operation
direct projective
dobby plan
document plane
donelson
evidence collateral
expulsion type lightning arrester
fast scratchpad memory
femtohenry
forjudging
fundamental groups
genus xanthorroeas
gleamings
glove valve
handy size dirty carrier
helte
hertz (hz)
hound's tongues
hyatt bearings
ileoumbilical
interpret parity error
jointly ergodic random processes
lectureth
liquor ammonii fortis fortis
litre atmosphere
loading handle
maitre
make a push for
mesad
muffin top
multiple-access virtual machine
navigable low-water channel
nearish
negative resist pattern
no-work
out-rail
packing peanuts
PCh.
photo-drawing
pirck
poilaniella
preservation and packaging
pressure rod
primary experience
public packet-switched network
push button route control machine
Quang Tho
quarter-wave length
quasi stationary state
recede into the background
resprouts
San Giovanni d'Asso
Scotch gale
scott-russell
single armed lever
single thread chain stitch
slaveborn
sleaze-bucket
Spool folder
Staurogyne vicina
strawberry blonde
sun-bathed
swelling of case
Taram, Mayo
tared
thanom
the ideal
thumpatory
tricosene dicarboxylic acid
vacuo heating
variation selectors
Verbeekinidae
violoncelloes
walk Spanish
war child
wet development
wrap plating
ziem