气膜冷却

Scientists Improve Space Weather Forecast Accuracy 科学家改进空间天气预报准确性 At one time, scientists thought the space between Earth and Sun was a vacuum . But we now know that the su

发表于:2018-11-29 / 阅读(219) / 评论(0) 分类 VOA2005(下)--环境科学探索

Opponents of the Venezuelan government have promised to continue street protests aimed at forcing out President Nicolas Maduro. The opposition warning came a day after at least two people were killed and hundreds arrested in Venezuelas largest anti-g

发表于:2018-12-07 / 阅读(124) / 评论(0) 分类 2017年VOA慢速英语(四)月

NASA's Juno Spacecraft Shows the Makeup of Jupiter Scientists are finding that the inside of Jupiter is just as interesting as the part of the planets atmosphere that we can see. At the center of the planet is a liquid mixture of the elements hydroge

发表于:2018-12-08 / 阅读(118) / 评论(0) 分类 2018年VOA慢速英语(四)月

Juno Gets a Close-up Look at Jupiter 朱诺近距离观看朱诺卫星 The spacecraft Juno successfully passed close to Jupiter Saturday as it orbits the solar systems largest planet. NASA, the American space agency, said the spacecraft passed about

发表于:2018-12-16 / 阅读(111) / 评论(0) 分类 2016年VOA慢速英语(九)月

This is Scientific Americans 60-Second Science. Im Adam Hinterthuer. Got a minute? If there's a line in Vegas on the odds of life on another planet, now might be a good time to place a wager. A study in the journal Science examined 166 Sun-sized star

发表于:2018-12-24 / 阅读(147) / 评论(0) 分类 Scientific American(十)月

NASA's Juno Spacecraft Shows the Makeup of Jupiter Scientists are finding that the inside of Jupiter is just as interesting as the part of the planets atmosphere that we can see. At the center of the planet is a liquid mixture of the elements hydroge

发表于:2019-01-03 / 阅读(116) / 评论(0) 分类 2018年VOA慢速英语(四)月

DEVELOPMENT REPORT – March 18, 2002: Pot-in-Pot Cooling Device By Jill Moss This is the VOA Special English Development Report. In many developing countries, it is difficult to keep food cool. Most

发表于:2019-01-06 / 阅读(233) / 评论(0) 分类 农业与发展

Dim and Mysterious, the Planet Pluto Has Scientists' Attention 黯淡神秘的冥王星引起科学家关注 Don't pace the floor waiting for the results of the visit to this far-off hunk of rock, whi

发表于:2019-01-09 / 阅读(452) / 评论(0) 分类 VOA2005(上)--环境科学探索

NASA Reflects on Past, Plans for Mars U.S. astronaut John Glenn first orbited the Earth 50 years ago on February 20, 1962. And when he returned, an adoring public greeted him, along with a burgeoning U.S. space program that propelled men to the moon

发表于:2019-01-14 / 阅读(131) / 评论(0) 分类 VOA标准英语2012年(二月)

Flatulence, or passing gas, is a normal daily phenomenon. 胀气,或者放屁,是正常的日常现象。 Most individuals, yes, that includes you, 大多数人,是的,这包括你, will make anywhere from 500-1500 milliliters of gas and ca

发表于:2019-01-17 / 阅读(174) / 评论(0) 分类 TED演讲教育篇

And then our mothers tell us, Careful you don't fall down, because you'll fall over. 然后母亲告诉我们,没有跌倒也要小心,因为你还会掉下来。 Now, go into the real atmosphere of this planet. 现在,进入这个行星真正的

发表于:2019-01-18 / 阅读(160) / 评论(0) 分类 TED演讲娱乐篇

Part III A New Age Dawns 第三部 一个新时代的黎明 A Physicist is the atoms way of thinking about atoms. -Anonymous 物理学家就是以原子的方式来考虑原子的人。无名氏 8 Einsteins Universe 第八章 爱因斯坦的宇宙 As

发表于:2019-01-29 / 阅读(219) / 评论(0) 分类 万物简史

It was he who coined the term Big Bang, in a moment of facetiousness, for a radio broadcast in 1952. He pointed out that nothing in our understanding of physics could account for why everything, gathered to a point, would suddenly and dramatically be

发表于:2019-01-29 / 阅读(117) / 评论(0) 分类 万物简史

For a long time the Big Bang theory had one gaping hole that troubled a lot of peoplenamely that it couldn't begin to explain how we got here. Although 98 percent of all the matter that exists was created with the Big Bang, that matter consisted excl

发表于:2019-01-29 / 阅读(115) / 评论(0) 分类 万物简史

Argument 47 The nation of Claria covers a vast physical area. But despite wide geographic differences, many citizens are experiencing rising costs of electricity. A recent study of household electric costs in Claria found that families who cooled the

发表于:2019-02-01 / 阅读(174) / 评论(0) 分类 GRE英语

天文学在我们听力讲座里面算是出现频率较高的话题了,在目前所有的176篇讲座里一共有14篇天文学类的文章,且都是比较有难度的,可以说,天文学类算是我们讲座里的一个重点也是难点了。

发表于:2019-02-09 / 阅读(120) / 评论(0) 分类 托福英语

19 The Rise Of Life 第十九章 生命的起源 In 1953, Stanley Miller, a graduate student at the University of Chicago, took two flasksone containing a little water to represent a primeval ocean, 1953年,芝加哥大学的研究生斯坦利米勒拿

发表于:2019-02-17 / 阅读(140) / 评论(0) 分类 万物简史

常用句型科技文章中经常使用若干特定的句型,从而形成科技文体区别于其他文体的标志。例如Itthat结构句型;被动态结构句型;结构句型,分词短语结构句型,省略句结构句型等。 举例如下

发表于:2019-02-18 / 阅读(155) / 评论(0) 分类 英语口译

17 Into the Troposphere 第十七章 进入对流层 Thank goodness for the atmosphere. It keeps us warm. 谢天谢地,我们有了大气。它使我们有了个温暖的环境。 Without it, Earth would be a lifeless ball of ice with an average te

发表于:2019-02-25 / 阅读(164) / 评论(0) 分类 万物简史

furthermore ad.而且,此外 furthest a. 最远的,最遥远的 fuse n.保险丝,导火线 future n.将来,未来 gain vt.vi.获得 n.利益 gallery n.长廊,游廊;画廊 gallon n.加仑 ga

发表于:2019-03-04 / 阅读(415) / 评论(0) 分类 考研英语
学英语单词
affiliated school
annotated photograph
anti-deteriorant
bale oil stained
be seeing
bidders
bog soils
braddon
BRIMEC
capacitor microphones
check ride
cloudburst
cooped up in prison
counter-trade
Courtown
crossarm pin
curves of equal horizontal magnetic force
dihydroergocalciferol
discolouring earth
dysraphisms
emcs
equipment trust bond
Eriolaena
first quarters
forcipes
fuel consumption rate for calculation
Gentiana piasezkii
get the needle
grawlix
greater lip (vulva)
grinding rod
Haller-Bauer reaction
heat flash
hold in check
Horeb
hydrabeating
Imgytskoye Boloto
imidazolates
inadaptability
inconverted
inside man
Jackie Onassis
Kunozh
Lacourt
leadcovering
liberated capital
living instrument
luminescent analysis
make someone's blood freeze
manilows
Maria-Elisabeth
mega-stores
Mesogonimus heterophyes
moose limb
Mundelein
myotic
n-octadecane
natrium mandelicum
off band filter transmission
Oggelshausen
ophiomitrella
overall absorption coefficient
oxazolines
Pakistan
pinafore dress
piston ring material
pommy
pool boiling heat transfer
Potential obligation
Potentilla stenophylla
powderedpowder
procontarinia mangicola
Program window
proportioning motor
radar camouflage
ragmatical
rate and route computer system
rate controlling mechanism of slip
regional geomorphology
rose-gottlieb's method
severe drought year
shinozuka
short focal length high aperture lens
sickeners
Social Realistic
sonneters
spiritual-healing
standard sensitometer
strength of multiplication
supplementary load loss
tailoredist
terminal forecast
transgression speed
turn ... coat
ultra-high-pressure waterjet
underluminous star
unfair goods
vendor performance index
zarking
zero-address order
zinc-air cell
zip through