瓦斯保护装置

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(147) / 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(83) / 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(59) / 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(62) / 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(99) / 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(67) / 评论(0) 分类 2018年VOA慢速英语(四)月

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(76) / 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(125) / 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(110) / 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(174) / 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(73) / 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(73) / 评论(0) 分类 万物简史

Russia says it wants legal guarantees from the United States that a proposed missile defense shield for Europe will not threaten Russian security. Deputy Foreign Minister Sergei Ryabkov said Monday that Moscow has been disappointed by Washington's re

发表于:2019-02-05 / 阅读(105) / 评论(0) 分类 英语新闻

A man of the state of Chu had a spear and a shield for sale.Hew as loud in praises of his shield.My shield is so strong that nothing can pierce it through. He also sang praises of his spear.My spear is so sharp that it can pierce through anyt

发表于:2019-02-05 / 阅读(125) / 评论(0) 分类 趣味英语

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(68) / 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(92) / 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(106) / 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(112) / 评论(0) 分类 万物简史

英国冷艳新女声:Clare Maguire - The Shield And The Sword Clare Maguire,英国新女声,也是2011年度英国最有前途新人评选第五名,今年2月她发行了首张个人专辑。Clare的声音有种冷艳的特质在里面,非常

发表于:2019-03-02 / 阅读(133) / 评论(0) 分类 经典英文歌曲

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(364) / 评论(0) 分类 考研英语
学英语单词
ADO-MET
anastasio somoza
anisopolar
ansamycins
assault shipping
atmospheric discharge coil
automatic data processing machines
balloon height
bare-bones
bilianic acid
buildings-revaluation increments
Bujumburans
by sb's own account
Cap Vert, Rég.du
capacity for volume production
claim based on non-conformity
cloying
committee chairman
common battery telephone switch board
conbolution
countercurrent multiplication mechanism
course feed
current month
D. N. B.
de kastri
diffusant
disease Johne's
doloires
dry F/A ratio
E &. CN
euchroite
fibrae intercrurales
Flers
Gbit
guaviares
i.h
inherent strain
inwale
jungle babbler
kaulbars
kinsky
Kιrklareli
lig. collaterale fibulare
man-made pollution
michael jackson
mobius function
motor regions
Naftifurine
new issues
Newland's law of octaves
Nicholson, Jack
OFIB
ossicular chain
oxygen 18
paleatuss
penries
peri-reticulin
pernicketiness
phonetises
pneumovirus bovine respiratory syncytial virus
post-sync(h)ing
poudretteite
preliminary estimate
propaldehyde
put oneself on one's country
rajhara
readjusted
rec't
reweth
rim wheel
schedule-dependent
septic poisoning
ship with corrugated side
slotted screen
soi performance
somniums
state-dependent model
stock-for stock reorganization
straight line type wharf
superrealistic
syllabized
system warehouse
take aboard
the space age
thermal and sound insulating materials
Tiedemann's diverticulum
torulous
underwater sound communication
vacuum ultraviolet ray
vapourised
vocalizers
weeder mulcher attachment
West Wing
wichit
wind heel
Winstanley
wonkfests
wrought steel fittings
zeoscope
zincographist
Zucaina
zud