间热离子辅助[反应]堆

NASA Tests Power System to Support Manned Missions to Mars United States government agencies say the first tests of a very small nuclear power system designed for missions to Mars have been successful. 美国政府机构表示,为火星任务设计的

发表于:2018-12-08 / 阅读(236) / 评论(0) 分类 VOA标准英语2018年(一月)

Scientists have long believed that a star explodes when it reaches the end of its life. This explosion is called a supernova. NASA, the American space agency, describes a supernova as the largest explosion that takes place in space. Recently, a team

发表于:2018-12-12 / 阅读(222) / 评论(0) 分类 2017年VOA慢速英语(十一)月

Now, its the question that has gripped generations. Is there anyone out there? Well, there is a plan to send a message to a planet just one trillion miles away from us. A project has been launched to collect messages from everyone. The most popular o

发表于:2018-12-27 / 阅读(145) / 评论(0) 分类 英语时差8,16

Hello! From the CNN Center here in Atlanta, Im Melissa Long on this Wednesday. Here is a look at some of the stories that are happening NOW IN THE NEWS this midday. The battle of the bailout just beginning. Federal Reserve Chairman Ben. Bernanke and

发表于:2018-12-30 / 阅读(140) / 评论(0) 分类 商业报道2008年(九)月

Black Holes What is a black hole? Well, it's difficult to answer this question, since the terms we would normally use to describe a scientific phenomenon are inadequate here. Astronomers and scientist

发表于:2018-12-31 / 阅读(223) / 评论(0) 分类 有声英文阅读

Well, Chernobyl had a single reactor that melted down and they have three. Plus, the fuel pool. So, it's been pretty clear all along that this was on par with Chernobyl. There have been 10,000 trillion disintegrations every second have been released

发表于:2019-01-08 / 阅读(184) / 评论(0) 分类 CNN2011年(四)月

VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Shirley Griffith with EXPLORATIONS in VOA Special English. This week, we tell about a system of planets orbiting a star called Fifty-Five Cancri. And we hear about a plan to harvest electricity from cro

发表于:2019-01-11 / 阅读(249) / 评论(0) 分类 VOA慢速英语2007年(十二)月

Does Star Trek Really Influence Science and Technology? Welcome to American Mosaic from VOA Learning English. Im June Simms. A new Star Trek movie is out! Today, we talk about the influence of the popular television and movie series. We also play mus

发表于:2019-01-12 / 阅读(169) / 评论(0) 分类 2013年VOA慢速英语(六)月

Volunteers Help Revive LA's Concrete River The starship Enterprise is well-known to viewers of the iconic Star Trek TV series and visitors to the Smithsonian National Air and Space Museum in Washington, where the original model is on display in the g

发表于:2019-01-14 / 阅读(175) / 评论(0) 分类 VOA标准英语2013年(五月)

SCOTT SIMON, HOST: There's only so much space on a spacecraft, which means limited space for food and water. American crews on the International Space Station recycle their own sweat and urine to produce fresh drinking water - bottoms up. Now new res

发表于:2019-01-16 / 阅读(135) / 评论(0) 分类 2018年NPR美国国家公共电台2月

AUDIE CORNISH, HOST: Today, scientists announced a big discovery around a star in the constellation Aquarius - seven planets about the size of Earth. And as NPR's Nell Greenfieldboyce reports, they're most likely rocky planets that could be cozy enou

发表于:2019-01-16 / 阅读(137) / 评论(0) 分类 2017年NPR美国国家公共电台2月

HARI SREENIVASAN: Time now for our weekly segment on science called the Leading Edge, and the discovery of another possible Earth-like planet that's grabbing worldwide attention today. It is true, scientists have previously said they believe there ar

发表于:2019-01-27 / 阅读(129) / 评论(0) 分类 PBS访谈环境系列

42 “星光号人造卫星”成功进入运行轨道 DATE=5-2-01 TITLE=EXPLORATIONS #1950 - STARSHINE SATELLITES BYLINE=Paul Thompson VOICE ONE: This is Steve Ember. VOICE TWO: And this is Shirley G

发表于:2019-01-30 / 阅读(179) / 评论(0) 分类 科技之光

By David McAlary Washington 14 July 2006 Expedition 13 crewmember Jeff Williams, left , work on the Interface Umbilical Assembly, the failed component of the railcar system, with commander Steve Lindsey in the Destiny module of the ISS Astronauts ab

发表于:2019-02-03 / 阅读(229) / 评论(0) 分类 2006年VOA标准英语(七月)

BEIJING, Oct. 26 (Xinhuanet) -- The question, why the first documented supernova was super-sized and grew so fast, has puzzled astronomers for centuries. Now it is solved by US researchers. The supernova, an exploded star, was observed in 185 A.D. an

发表于:2019-02-06 / 阅读(170) / 评论(0) 分类 英语新闻

BEIJING, Oct. 21 (Xinhuanet) -- A team of European researchers announced that they have found vast water vapor out of our solar system, according to a study in the U.S. journal Science Friday. Using Herschel Space Observatory, a European Space Agency

发表于:2019-02-09 / 阅读(190) / 评论(0) 分类 英语新闻

1 ASTRONOMY 天文 astronomy 天文学 astronomical 天文的 astronomical observatory 天文台 astronomer 天文学家 astrophysics 天文物理学 astrology 占星学 pseudoscience 伪科学 cosmos(universe) 宇宙 cosmology 宇宙学 infinite 无限

发表于:2019-02-13 / 阅读(171) / 评论(0) 分类 实用英语

Lesson 5 第五课 英文札记 October 10 10月10日 The Tainan Astronomy Museum 台南天文博物馆 天文博物馆 At Tainan's Astronomy Museum, people can learn about space. 在台南的天文博物馆,人们可以认识太空, They can lea

发表于:2019-02-16 / 阅读(144) / 评论(0) 分类 大家说英语

The U.S. space shuttle(航天飞机) Discovery has completed its work at the International Space Station on its 39th and final mission, and is preparing for Wednesday's scheduled landing at the Kennedy Space Center in Florida. The shuttle success

发表于:2019-02-17 / 阅读(180) / 评论(0) 分类 英语新闻

What Shoemaker and his colleagues found was that there was more risk out therea great deal morethan anyone had ever imagined. 苏梅克和他的同事们发现的是,外层空间存在着比想像的还要多多得多的危险。 Asteroids, as most

发表于:2019-02-25 / 阅读(180) / 评论(0) 分类 万物简史
学英语单词
15-O-methylcimigenol
absorption of substance
accident dosimetry
alkaline soil
Amaimon
Arrey
arsenical sheep dip
associated variable
awme
Baczyna
bearded collie
better fed than taught
body feathers
brings around
broken out section view
cat scratch diseases
common-disaster clause
composite reserve unit
Cordia cochinchinensis
cryptoprocessing
curved baffle
cut value
cyclamides
data-driven attack
density potential temperature
discothecia
Distylium racemosum
double-action forming
drafting tape
drive manner
emergency response
encounter frequency
end-and-end warp
endogenous business-cycle theory
enthalpy titration
ephemeralnesses
external linguistics
fiendship
fighting inflation
fitting-shop
freezing by thermoelectric action
function modularization
glyco-lipide
gribbin
hatguard
have no appetite for
hegemonic relationship
heirie
hydraulic bulge forming
hyperadrenalinemia
ignition element assembly
interval-automatic
isoamyl acetate
jequirity poisoning
Khuraybah
ladder way
levogyrate (levorotatary)
lightwards
Lindera benzoin
lolinine
lundeen
marie-therese
Methlick
Nepeta longibracteata
Niéri Ko
old school tie
overhead collector
parallel search type memory
Pentapetes
phonon spectrometer
photoelectric colo(u)rimetry
Pickworth method
ply rating
point-to-multipoint
Pomona
Porter L.
positive dyed image
preintermission
pricing of public service
primary system operator
private-ownership
proximal stimuli
quadruple pass
radioisotopes
rainbow eucalyptus
rating analysis
regenerative cell
retrievable packer
reverse transcript
reversed turning
Roman arch
rotary continuous filter
Rub/vac(live)
scroll collector
sing nunc dimittis
Sportianity
T.R.S.
teeth pulp
transcranial magnetic stimulation
uninhabited
user routine table