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Questions for NASA after Rocket Explosion 火箭爆炸后美国国家航空航天局面临的问题 Unmanned Antares rocket is seen exploding seconds after lift off from a commercial launch pad in this still image from NASA video at Wallops Island, V

发表于:2018-12-08 / 阅读(62) / 评论(0) 分类 2014年VOA慢速英语(十)月

Virgin Spaceship Crash Raises Questions 维珍宇宙飞船失事引发诸多问题 WASHINGTON Plans to fly tourists to the edge of space could be delayed after Friday's crash of Virgin Galactic's SpaceShipTwo during a manned test flight. It is the se

发表于:2018-12-16 / 阅读(41) / 评论(0) 分类 VOA标准英语2014年(十一月)

美国火箭爆炸,私营航天产业的挫折 Wednesday's successful launch of a Russian space vehicle taking supplies to the International Space Station was in sharp contrast to the explosion of a private U.S. cargo space craft shortly after it's

发表于:2018-12-19 / 阅读(59) / 评论(0) 分类 VOA双语新闻 2014年10月

Galactic Rotation 银河系自转 Astronomers calculate there is ten times more matter in our Milky Way galaxy than we can actually see. Discover how the orbital motions of stars in the galaxy reveal dark matter -- on today's Earth and Sky. JB: I'm Joel

发表于:2019-01-02 / 阅读(179) / 评论(0) 分类 (科普英语)Earth and Sky

美国私企飞船与空间站对接 WASHINGTON, Jan. 12 (Xinhua) -- A commercial spacecraft, operated by U.S. space company Orbital Sciences Corp., docked with the International Space Station (ISS) on Sunday morning on its first official cargo resup

发表于:2019-01-09 / 阅读(87) / 评论(0) 分类 英语新闻

By Andre de Nesnera Washington 06 July 2006 Just a few days ago, North Korea triggered an international furor when it conducted several ballistic missile tests. In this report from Washington, VOA Senior Correspondent Andr de Nesnera looks at whethe

发表于:2019-01-11 / 阅读(147) / 评论(0) 分类 2006年VOA标准英语(七月)

SCIENCE IN THE NEWS - Space Junk Threatens Earths Orbital Environment JIM TEDDER: This is SCIENCE IN THE NEWS, in VOA Special English. Im Jim Tedder. KATHERINE COLE: And Im Katherine Cole. Today, we tell about an ever increasing number of objects in

发表于:2019-01-12 / 阅读(105) / 评论(0) 分类 2011年VOA慢速英语(九)月

Global Warming Could Delay Next Ice Age The next ice age could be delayed by tens of thousands of years due to excessive amounts of heat-trapping carbon dioxide in the atmosphere, which disrupts Earths natural cycle of warming and cooling, according

发表于:2019-01-13 / 阅读(80) / 评论(0) 分类 VOA标准英语2012年(一月)

With Failed Launch, US Private Space Industry Suffers Setback 火箭发射失败 美国私人航天受挫 Wednesday's successful launch of a Russian space vehicle taking supplies to the International Space Station was in sharp contrast to the explosi

发表于:2019-01-14 / 阅读(58) / 评论(0) 分类 VOA标准英语2014年(十月)

The amount of debris orbiting the Earth has reached a tipping point for collisions, which would in turn generate more of the debris that threatens astronauts and satellites, according to a US study released on Thursday。 NASA needs a new strategic p

发表于:2019-01-30 / 阅读(71) / 评论(0) 分类 实用英语

By David McAlary Washington 12 July 2006 Astronaut Mike Fossum (on arm)installs the International Space Station's railcar-like mobile transporter U.S. space shuttle astronauts are on their third spacewalk since Saturday, this time to practice method

发表于:2019-02-03 / 阅读(174) / 评论(0) 分类 2006年VOA标准英语(七月)

A: Ello-hay, Aniel-day eaking-spay, ow-hay ay-may I elp-hay ou-yay B: Ay-hay, Aniel-day, Ulie-jay ere-hay A: Ay-hay, Ulie-jay, ow-hay are ou-yay? B: Actually, I m eeling-fay ite-quay ill otday-tay. A: Im orry-say oo-tay ear-hay, at-they. ut-way is on

发表于:2019-02-23 / 阅读(110) / 评论(0) 分类 英语播客-EnglishPod

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发表于:2019-03-05 / 阅读(117) / 评论(0) 分类 英语播客-EnglishPod

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发表于:2019-03-06 / 阅读(143) / 评论(0) 分类 英语播客-EnglishPod

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发表于:2019-03-06 / 阅读(194) / 评论(0) 分类 英语播客-EnglishPod

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发表于:2019-03-06 / 阅读(199) / 评论(0) 分类 英语播客-EnglishPod

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发表于:2019-03-06 / 阅读(213) / 评论(0) 分类 英语播客-EnglishPod
学英语单词
Aitona
akebia lobata decne.
all painting
ammonium dihydrogen orthophosphite
artificial hepatic perfusion
at first appearance
bad jujus
bades
BDN
beat sb off
browntails
cardweb.com
cedrate fruits
cloacal tubercies
closed cup flash point tester of petroleum products
common symmetry element
conductive mateial
consecutive sentence
Deccan trap
demand for oxygen
document of passenger transport
driving habits
earliest activity finish time
effective density of state of conduction band
electrical wet-and-dry bulb hygrometer
end height of floating roof
ethylidene dichloride
executive control statement
feminacentrism
first reduction gear wheel
free-air dose
fund levy
geek chic
general-purpose wire
guanidine sulfate
hermanites yangmingi
heterosexually
holistic leisure
impulse response function
incommendable
indigenous peoples
inline function
International Bill of Rights
iraqite
isokeraunic level (ikl)
lacrasia
lauds
longitudinal parity check
lurgan
machine aided human translation
Malykay
Markarians
Marmolada, Pta.la
Masansudo
Mergus merganser americanus
mesocole
Military Ship
modified steepest ascent
mouse-gray
narcissizing
neoautochthon
Ogham Irish
one - way mirror
OR-CEF (Oak Ridge Critical Experimental Facility)
ossifrage
painstakings
paint defect
pair-bloc casting
pneumatic control device
portias
pyrope
rationalist approach
ratzs
reduction of a fraction
registration of establishment
rock-like mass
rocket-boosted flight
Roux-en-Y anastomosis
rubber suture
sacked cement
scallop wire
serum protection test
service-type parachute
Shaqra
sherwood project
sonargage
square mesh sieve
stepped control
subpectoral abscess
Supravesical
syndrome of hyperkeratosis palmoplan and periodontosis
textual criticisms
topical ophthalmology
trait scales
transverse magnet
tulipiferas
twannies
unarticulated
vaison-la-romaine
vaporous water
wastewater ejector
wrecker's yard