极间电气间隙

By Paul Sisco Washington, D.C. 24 November 2006 watch Polar Melting report 2007 is International Polar Year. It's an international effort to spur scientific research at the most forbidding places on Earth, primarily because many in science consider

发表于:2019-01-12 / 阅读(111) / 评论(0) 分类 2006年VOA标准英语(十一月)

BBC Learning English Weekender Poles in the media Callum:Hello, I'm Callum Robertson and this is Weekender. One of the largest groups of new migrants to Britain are Poles. In 2004 Poland entered the European Union which gave Polish people much great

发表于:2019-01-16 / 阅读(128) / 评论(0) 分类 Weekender

ARI SHAPIRO, HOST: There are cyclones at the poles of Jupiter. That's one of the surprises that NASA is reporting today. The space agency's Juno probe has been orbiting the gas giant since last summer. It's completed six revolutions of the planet so

发表于:2019-01-17 / 阅读(38) / 评论(0) 分类 2017年NPR美国国家公共电台5月

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发表于:2019-02-09 / 阅读(81) / 评论(0) 分类 加州英语分级G5

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发表于:2019-02-09 / 阅读(86) / 评论(0) 分类 加州英语分级G5

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发表于:2019-02-09 / 阅读(114) / 评论(0) 分类 加州英语分级G5
学英语单词
a dope
agar wood oil
allylborane
altitude limit
amortization bond
ancient ape
angiokeratosis
anionic exchanger
balance of accounts
bar cylinder
bastard toadflaxes
bevel gear drive
bit stock
callirhoe involucratas
carbolites
caribbean dance (w. indies)
cascade dyeing
Chardin filter paper
choleic acids
computer-imitation
cornea guttata senilis et praesenilis
corner bead
cost of upbringing
cumulonimbus calvus cloud
cyber cafe
deflegmation
discoidectomy
dry sleeve
ducatoons
edge nucleation
electromagnetic slip coupling
enlarged prostate
entiris
erythrocytomertry
explicit quadratic function
flusilazole
Folin's acid molybdate reagent
foot candle meter
Garphyttan
gemlike
genus Vesicaria
GIF
gnaeus pompeius magnuss
hotrods
hydrochloric acid milk
hypertrophic lymphoma
image intensification
kanamine
karnes
Keleti-föcsatorna
keystone resources
Khālispur
klams
living macromolecule
local business gross receipts tax
lsb (lower sideband)
Lytocaryum
malignant glioma
meliola schimicola
Microtoena muliensis
Mikura-jima
money launderings
murmurings
no pay
nonempty queue
normal working pressure
open - faced sandwich
Orchard Lake
osifer
oxyclines
pahit
pakkies
palaeotropical floral kingdom
palpebra
pantomine
Parkinsonia aculeata
plastimeter
point-source dose
prototropic change
QIAamp
quacksalver
radio frequency pulse shape
Rocca Sinibalda
Sangnamsa
sea colour measurement
sea-trout
sexipolar
single task system
standard maintenance procedures
stationary equipment design
tele-electrotherapeutics
telephone controller units
thingmajigs
tilkerodite
transisomer
tubist
unchequered
underlead
unpatrollable
ureosmotic animal
wrought iron pipe
z-intercepts