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(105) / 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(123) / 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(198) / 评论(0) 分类 2006年VOA标准英语(九月)

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(100) / 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(103) / 评论(0) 分类 经济学人科技系列

Science and Technology Palaeontology Splay-footed, not flat-footed 科技 古生物学 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 WHEN a coela

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学英语单词
A. I. R.
Afdem
Alan Clark
ALGOL procedure
Andaung Pich
artemisia capillaris
assets price
auxiliary hologram
back cover
balbutiated
bank-and-turn indicator
be at beck and call
birago
burmese python
calnitro
Carex finitima
ceriferas
cerrado
choirister
Clifts
clinically depressed
Consols.
CSIN
delousing
diogeness
directory lookup system
draw link
dum spiro spero
electronic music
equalisation
fallbrook
faux pas
fear for
flag tracking
floating balancing ship lift
fungus
gaetano donizettis
gather strength
gottlob
grade by weight
grease groove
great horizontal fissure
hands-free telephone
Harmil
heat etching
hyperbolic quadratic surface
in the lurch
insulation cutter
inter-national
international payments balance
jules own version of international algebraic language
krasikov
kunhi
late planting tobacco
light-sensitive
lner
load reactance
mini-mills
mobiliers
needle-electrode
noncompliances
nonpacket mode data terminal equipment
oil of asarum
Okoneshnikovskzy Rayon
open basin
orange-chipotle
orbital paramagnetism
palentine
perpetual bonds association
postulous
pugilisms
Pyrénées-Atlantiques, Dép.des
raster generator
recherches
rhodanic acid
road locomotive
robenidine
safe strategy
scene of crime
scrape flutter
silver Y
single security
sinus pinnae abdominalis
slur and dots
sobrerone
soliciting business
sorghum-Sudan
strike up
sulfur (s)-free
tender bidding
ternary CAM
three-legged divider
trichlorethyl-glucuronic acid
turbo-generators
untripe
Vierkleur
want out (of)
Warsaw Ghetto
wavelength of peak sensitivity
whole-tone
world standards