[天] 土卫六表面

The northeast just had its first big snow of the season. Meanwhile, on Titan, it was foggy. That weather report brought to you by researchers publishing in the journal Astrophysical Journal Letters. The scientists found that Titan, Saturns largest mo

发表于:2018-12-02 / 阅读(114) / 评论(0) 分类 Scientific American(十二)月

EXPLORATIONS - The Year in Space By Paul Thompson Broadcast: Wednesday, December 29, 2004 VOICE ONE: I'm Faith Lapidus. VOICE TWO: And I'm Steve Ember with the VOA Special English program EXPLORATIONS

发表于:2018-12-15 / 阅读(91) / 评论(0) 分类 Explorations

Fog Found on Saturn's Moon Titan A study in Astrophysical Journal Letters reveals that Titan may be home to the familiar atmospheric condition known as fog--but made out of methane. Karen Hopkin reports The northeast just had its first big snow of th

发表于:2019-01-02 / 阅读(107) / 评论(0) 分类 60秒科学

By Jessica Berman The U.S. space agency has released the first close-up pictures of Titan, Saturn's secretive, giant moon. Photos from the international Cassini spacecraft show the orbiting object shr

发表于:2019-01-03 / 阅读(87) / 评论(0) 分类 VOA2004(下)--健康科技

Planet earth never attempted to land on such a distant world before. With Huygens probe on final approach to Titan, operations switch to European mission control. The probe hurtled into Titans atmosphere at 6km a second, the atmosphere would have bee

发表于:2019-01-22 / 阅读(128) / 评论(0) 分类 自然百科2012年

EXPLORATIONS - Cassini-Huygens at Titan By Paul Thompson Broadcast: Wednesday, February 02, 2005 (MUSIC) VOICE ONE: I'm Faith Lapidus. VOICE TWO: And I'm Steve Ember with EXPLORATIONS in VOA Special E

发表于:2019-01-30 / 阅读(131) / 评论(0) 分类 Explorations

Huygens Spacecraft Arrives at Saturn Moon “慧更斯”号抵达土星卫星 After a seven-year ride to Saturn on the U.S. Cassini spacecraft, the European Space Agency's Huygens probe is finally at

发表于:2019-01-31 / 阅读(124) / 评论(0) 分类 VOA2005(上)--环境科学探索

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学英语单词
acceptance following construction
adaptive power-supply system
aerial testing set
againstism
Agrano
Agrep
amphibious assault bulk fuel handling system
anode tapping point
anticlericals
arrive at the truth
atto-cycle
avalanche deflecting work
avian
bacteriophagum
blackout pulses
brauners
bublitz
canal-buildings
caryolobic
chromatic aberration of position
chucklesome
collapse therapy
complex chemistry
coronary ligament
Cuban bread
dalibards
decrementation
Dehydroepiandosterone
deodorization by incineration
deoxy-adenosine-monophosphate
diarsenic
dielectric spectroscopy
echinocactus
electrocorticography
emergency steering position
entrainer sublimator
eugenols
European aspidium
F duction
film reading machine
fluorescent fixtures
for any length of time
Ghatigaon
gravitational precipitator
Habenaria reniformis
have no say
hyalorhyolite
hypognathadenitis
intermembrane
jogglework
KeyBanc
liming stains
list traversal
locked-out
magnetooptic modulator
Mandra
marine hydraulic control balance valves
misleading conduct
motion space
multi-variant
narphen
object of classification
outbark
polypentamethylene terephthalate
polyvinyl chloride
premitosis
prestudies
Priscoline
pulsed attenuator
pumping drainage and irrigation
r-texas
recreationalists
rectangular axes
redtop grass
restriction characteristic
salinity sensitivity evaluation
saturable-core magnetometer
seed dresser
side with
smearable
sneakbill
Sopokha
specialisations
stress-optical coefficient
tariff on cotton
technical difficulty
the right to vote
time boxes
Tolve
towing shack
tracheo
transvaal kafferbooms
truck engine
try a fall
Upton upon Severn
us highway
Vitus Bering
We Plough the Fields and Scatter
welcome page
whereaboutss
winter roses