太阳辐射测量卫星

诸多线索综合起来为我们描绘出一幅画面:那是火星遥远的过去,那时的火星还有着一层厚厚的大气层,令这颗星球温热暖和,从而使水能够在火星表面流淌。但如今,地表的水消失不见,而

发表于:2018-12-07 / 阅读(127) / 评论(0) 分类 60秒科学

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into space as light and h

发表于:2018-12-12 / 阅读(134) / 评论(0) 分类 英语小短文

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the

发表于:2018-12-15 / 阅读(214) / 评论(0) 分类 新东方背诵文选

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into space as light and h

发表于:2018-12-30 / 阅读(103) / 评论(0) 分类 考研背诵50篇

Earth Station - The term used to describe the combination of antenna, low-noise amplifier (LNA), down-converter, and receiver electronics that are used to receive a signal transmitted by a satellite.

发表于:2019-01-03 / 阅读(118) / 评论(0) 分类 电信英语

This is Scientific Americans 60-Second Science. Im Steve Mirsky. got a minute? Earth-like planets have the potential to form around manyand perhaps mostof the nearest stars that are like our sun. Michael Meyer of the University of Arizona announced t

发表于:2019-01-08 / 阅读(137) / 评论(0) 分类 Scientific American(二)月

The clues are adding up to give a picture of a distant Martian past, when the planet had a thick atmosphere that was warm enough for water to stream on the surface. But now the waters gone, and the atmosphere is so thin that any water would boil away

发表于:2019-01-08 / 阅读(122) / 评论(0) 分类 Scientific American(十)月

The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into

发表于:2019-01-08 / 阅读(177) / 评论(0) 分类 英语小短文

Halfway there, you bump into the Asteroid Belt. It is not like in the movies where you are dodging asteroids at every second. It is a The space is very big and the asteroids are a long distance apart, so you could travel through it quite safely. The

发表于:2019-01-08 / 阅读(106) / 评论(0) 分类 自然百科2012年

AS IT IS 2013-06-14 NASA Scientists Still Dream of, and Plan for, Human Travel to Mars From VOA Learning English, this is As It Is. Welcome back. Im Caty Weaver. On the show today, we look into the future of space exploration. The American space agen

发表于:2019-01-12 / 阅读(92) / 评论(0) 分类 2013年VOA慢速英语(六)月

EXPLORATIONS - NASAs Aquarius Satellite Will Help Scientists Learn About Salt Levels in the Sea STEVE EMBER: Im Steve Ember. DOUG JOHNSON: And Im Doug Johnson with EXPLORATIONS in VOA Special English. Today we tell about an American space agency proj

发表于:2019-01-12 / 阅读(108) / 评论(0) 分类 2011年VOA慢速英语(六)月

Scientists Testing Space Propulsion by Light 科学家测试太阳能动力 Can the sun provide power for a spaceship to travel to the edge of our solar system? The answer may come from a small satellite. A Delta V rocket carried the satellite into s

发表于:2019-01-12 / 阅读(117) / 评论(0) 分类 2015年VOA慢速英语(六)月

Satellite Will Watch Sun Storms, Send Warnings to Earth 卫星关注太阳风暴并向地球发送警报 A new satellite is travelling 1.5 million kilometers over a 110-day period to enter an orbit of the sun. It is called DSCOVR -- the Deep Space Cl

发表于:2019-01-12 / 阅读(128) / 评论(0) 分类 2015年VOA慢速英语(三)月

Juno Spacecraft Enters Jupiter Orbit 朱诺号探测器进入木星轨道 American scientists cheered loudly as their spacecraft, called Juno, entered Jupiters orbit Monday night. Juno, welcome to Jupiter! The scientists are with the U.S. space agenc

发表于:2019-01-12 / 阅读(78) / 评论(0) 分类 2016年VOA慢速英语(七)月

The solar system is a hostile place. Earth is under attack from deadly cosmic radiation. Life here is only possible, because it's protected by the magnetosphere, an invisible force field that cocoons the planet. But new evidence reveals that this vit

发表于:2019-01-22 / 阅读(107) / 评论(0) 分类 自然百科2011年

In polar regions where the magnetic field is / weakest, auroras glow in the sky. These dazzling displays of colored lights form when solar particles slam into gases in our atmosphere causing them to glow. The stronger the solar wind, the more dramati

发表于:2019-01-22 / 阅读(114) / 评论(0) 分类 自然百科2011年

Calsphere 卡尔斯菲尔美国拦截卫星 CAMEO(Chemically Activated Mater. Ejected inOrb.) 卡梅欧(轨道放射化学激活物质)美国科学卫星 Canister 茶叶罐美国小型军事空间站 C

发表于:2019-02-06 / 阅读(115) / 评论(0) 分类 英文语法词汇

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(95) / 评论(0) 分类 实用英语

From VOA Learning English, this is As It Is. Welcome back. Im Caty Weaver. On the show today, we look into the future of space exploration. The American space agency NASA has announced plans for a new effort to study the sun. And, NASA scientists are

发表于:2019-02-16 / 阅读(101) / 评论(0) 分类 英语语言学习

The Source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into

发表于:2019-02-25 / 阅读(108) / 评论(0) 分类 双语有声阅读
学英语单词
acidsoluble
alternate image
analytical extraction
anguilla reinhardtii
armillate
AUIC
auxiliary telex route
baba ghanouj
backreflection
base-number
basin building
be contemptuous of
blanking mixer tube
Bloemfontein
bog plant
bohunk
budde
cadential six-four
call supervision packet
captive item
carrying case
catchin
color thread
compound turbine engine
conversation system
dasymallomyia signata
decakatal
defining relative clauses
do damage
double toning
Du Bois balance
eight bit address register
electric
electromagnetic methods
enterotox(a)emia
exotic molecule
Flatau's law
forchlorfenuron
gage zero
glass lubrication extrusion
glistens
guide books
hechele
histio-
hodmen
Icaňo
indicatable
infilling work
infundating
invertebrate paleobiogeochemistry
kabazo
kobell
las se
lateral pivoting resistance
lay all irons in the fire
Layeni
level of cap
lightning overvoltage
linear dynamics
main control drum
mefoxins
mental-representation
metastatic nephritis
military might
minor control point
modal
Moeritheriodea
morphographic province
mouding circuit
no nos
norfrosts
office furniture account
offtheshelf
osteolith
PACUIT (packet circuit)
Panther Hunters
pediatric ophthalmology
podsol
premature beat
pumpian
r-f head
reason maintenance system
rhombogene
Rochelia
rucci
running object snap
secreto-
shoutier
silver nitrates
sparples wool washing
stoops to
sttitudinal response
swaler
tails back
taiwanocantharis pallidithorax
tnt (trintrotoluene)
trade caravan
variolido
videogamer
vowelish
wicked girl
yellow-crowned night herons