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Rho Ophiuchi dark cloud is one of the closest star-forming regions to our own solar system. Located near the constellations Scorpius and Ophiuchus, the nebula is about 407 light years away from Earth. The infrared astronomical satellite, now celebra

发表于:2018-12-05 / 阅读(62) / 评论(0) 分类 国家地理2008年

Dong Lu Rm 549, Office Tower 2, Xingye Center No.18, Jian Guo Men Nei Ave. Phone: 13910212358 Beijing China (100005) Email: liudong@263.net -------------------------------------------------------------------------------------------------------- WORK

发表于:2019-01-06 / 阅读(75) / 评论(0) 分类 实用英语

New Navigation Technology Predicts Traffic Conditions In Los Angeles, a driver spends sixty-one hours every year on the road stuck in traffic. Christian Garcia knows what it's like. He delivers and installs televisions and is on the road all the time

发表于:2019-01-14 / 阅读(63) / 评论(0) 分类 VOA标准英语2013年(三月)

China has launched two satellites into space on a Long March carrier rocket from the Xichang Satellite Launch Center in Sichuan Province. The satellites are part of the country's growing BeiDou Navigation Satellite System. The launch of the Long Marc

发表于:2019-01-19 / 阅读(92) / 评论(0) 分类 2018CRI中国国际广播电台

China has once again emphasised its support for the freedom of navigation in the South China Sea, but is opposed to wanton navigation in the region. A Chinese military official made the remarks in Vientiane following the defense ministers meeting wit

发表于:2019-02-05 / 阅读(86) / 评论(0) 分类 cctv9英语新闻2016年

Transcript for Reference Only --chunshan The infrared astronomical satellite, now celebrating its 25th anniversary, gave us the first all sky view of our dusty infrared universe. Floating above the galactic center is the Rho Ophiuchi Cloud, about 400

发表于:2019-02-26 / 阅读(147) / 评论(0) 分类 自然百科2008年
学英语单词
a juicer
abscess of epididymis
amortizations
as quiet as the grave
back-mutated
bawdyhouses
bench model centre lathe
bioarray
Birmabrite
bisectrix interference figure
bisitun
Blythite
bouliche
bridle beam
buddens
celgenes
Chione
chorionic gonadotrophin
clanless
conformal solution
constant rate of extension
Davis, Richard Harding
DDATP
demethylhomolycorine
digital family
diota
DiskView
dominant cause
dubartas
eddy mixing
edilean
electric timer
Elie Metchnikov
entry closed
first phase
fissurae mediana anterior
flow earth
freeness number
glycating
goniopora columna
gravitational theory
hand lever tyre expander
head collar
hook up to
horizontal band sawing machine
impulse shopping
inclinational
information storage technology
injection cycle
jukeboxlike
karpaties
kriegstein
laminae tecti
latex water paint
leuna saltpetre
Levaya Boyarka
likker
line singularity
lower chest bandage test
Lysimachia prolifera
mahdisms
Manoel Island
meter ton
methyl prednisolone
metope
modeen
monckton
multiplexers
Mycomycophytes
N-glycolylmannosamine
Nolina
normal hydrocarbon
outlet leg
overdue market
palley
paranthiass
prescribes
pseudoclassical transport
rachitic scoliosis
ragtags
runs-on sentence
San José de las Esquina
scenario computer
Semi-Strong Form Efficiency
sharp rise
skoljic
smack down
smart-aleckism
somerson
stanyer
steady glass
symbolic action
syngonium podophyllum
tidal curve
to sand
uniform limit
upper freezing-point curve
vortexers
white antimony
Winterbottom's sign
wooden frame
young and innocent