生命主要分子

Donald Trump, The Master of the Deal The institutions that finance what I have, they happen to be in love with Donald Trump, but they’re not in love with me because I’m a 1)nice guy or anything. T

发表于:2018-11-28 / 阅读(183) / 评论(0) 分类 疯狂英语2004年

THE PROPERTIES OF WATER Earth is an ocean planet. About three billion years ago, life on our planet began in the deep blue seas. Ninety-nine percent of the living space on earth is in the oceans. Marine life is incredibly rich and varied. There are

发表于:2018-12-04 / 阅读(73) / 评论(0) 分类 人教高中英语高二

These discoveries raised the stakes. Here was a planet similar to our own. Mars might not have cities or civilizations. But it could be home to other smaller life forms like microbes. Chris McKay is N

发表于:2018-12-07 / 阅读(111) / 评论(0) 分类 火星生命

Understanding how life got going on our own planet will help us target where we look for it in space, both within the solar system and beyond. Biophysicist, David Deamer, studies tide pools. A tide po

发表于:2018-12-07 / 阅读(82) / 评论(0) 分类 寻访外星人

By Nancy Steinbach Broadcast: September 24, 2003 This is Phoebe Zimmermann with the VOA Special English Health Report. For many years, researchers have been studying ways to extend life and to improve

发表于:2018-12-15 / 阅读(83) / 评论(0) 分类 VOA2003(下)-环境与健康

This is scientific American 60 seconds science. I'm *, got a minute ?Genetically engineered bacteria already proves some products are commercial interests or biometical importance such as insulin. And coaxing the organism to do so can be done with a

发表于:2018-12-24 / 阅读(74) / 评论(0) 分类 2015年Scientific American(一)月

Is There Life on Mars? For most of the 20th century, there has been life on Mars. Or, at least in the minds of the Earthlings, who inhabit its closest planetary neighbor. When at the end of the 19th century, the American astronomer Percival Lowell th

发表于:2018-12-30 / 阅读(91) / 评论(0) 分类 英语流行话题阅读:语境识词4500

A Samurai who was known for his nobility and honesty, went to visit a Zen monk to ask advice. However, the moment he entered the temple where the master was praying, he felt inferior and concluded that, in spite of having fought for justice and peace

发表于:2018-12-31 / 阅读(178) / 评论(0) 分类 我们都是有故事的人之生而为赢

The Properties Of Water Earth is an ocean planet.About three billion years ago,life on our planet began in the deep blue seas.Ninety-nine percent of the living space on earth is in the oceans.Marine life is incredibly rich and varied. There

发表于:2019-01-09 / 阅读(240) / 评论(0) 分类 高中英语听力人教版第二册

Plastic waste is swamping Asia's landfills, and some ends up at sea, harming marine life. Now, environmentalists and entrepreneurs are attempting to recycle plastic back to its main component - oil. In the northern Pacific Ocean, scientists say a la

发表于:2019-01-14 / 阅读(74) / 评论(0) 分类 VOA标准英语2009年(七月)

DAVID GREENE, HOST: This seems big. Scientists say for the first time they have clear evidence that the chemical building blocks of life exist on Mars. So is this the moment we can say there is life on the red planet? Well, NPR's Joe Palca says not y

发表于:2019-01-17 / 阅读(55) / 评论(0) 分类 2018年NPR美国国家公共电台6月

Wen and Zhe are pigs. they have known each other and been in love since they were little. 纹和哲是两只猪,从小青梅竹马。 they love each other so much, as if there were no others in the world. 他们互相偎依,非常相爱。 Zhe ta

发表于:2019-01-17 / 阅读(63) / 评论(0) 分类 趣味英语

By Jessica Berman Washington 19 March 2008 For the first time ever, astronomers using the Hubble space telescope have discovered the presence of the organic molecule methane in the atmosphere around a planet outside our solar system. While astronomer

发表于:2019-01-31 / 阅读(69) / 评论(0) 分类 VOA标准英语2008年(三月)

We generally imagine aliens on a vaguelyEarth-like planet circling a distant star. We do not normally think of themliving out in space itself. 我们通常想象外星人住在绕着遥远的恒星运行,隐约像地球的行星上. 我们一般不会认

发表于:2019-02-05 / 阅读(90) / 评论(0) 分类 英语新闻

BEIJING, Jan. 28 (Xinhua) -- Hong Kong actor Tony Leung Chiu-Wai has told of his epiphany while preparing for his role in high-kicking new film The Grandmaster that kung fu is more spiritual practice and way of life than pure fighting. In the latest

发表于:2019-02-13 / 阅读(81) / 评论(0) 分类 英语新闻

But of course, life is more than just exotic chemistry. 但是当然,生命不仅仅是奇异的化学物质。 How do you stabilize those huge molecules that seem to be viable? 那是怎么稳定那些大量的、似乎有存活的分子的呢?

发表于:2019-02-14 / 阅读(76) / 评论(0) 分类 TED演讲教育篇

Yet we are talking about several hundred thousand types of protein, perhaps a million, 然而,我们在讨论的蛋白质有几十万种,也许是100万种, each unique and each, as far as we know, vital to the maintenance of a sound and happy

发表于:2019-02-17 / 阅读(66) / 评论(0) 分类 万物简史

Wen and Zhe are pigs. they have known each other and been in love since they were little. 纹和哲是两只猪,从小青梅竹马。 they love each other so much, as if there were no others in the world. 他们互相偎依,非常相爱。 Zhe ta

发表于:2019-02-25 / 阅读(75) / 评论(0) 分类 英语美文

8 things to master before youre 30 Before you get all huffy and emasculated (Why is a girl giving advice on a mens Web site? On how to be a man?! WAH! WAH!), let me give you a behind-the-scenes look on how this list was concocted: eleven guys, three

发表于:2019-02-26 / 阅读(190) / 评论(0) 分类 阅读空间

Everything is different today I like it, like it I fell very different today I like it, like it I'm not gonna be in your parade 'Cause I don't like it You think I'm a dirty little game You think I like it You made up this fantasy with me But I don't

发表于:2019-03-01 / 阅读(170) / 评论(0) 分类 英文摇滚歌曲
学英语单词
2-chloroethyl
a brown
A. B. F.
acidometric titration
Agrostis arisan-montana
air logistic support
Anh Son
antifashion
articular facet
asians
aureum
autochthonous fold
bendazolic acid
Bravo del Norte, R.(Grande, R.)
breadown
break the back of
caplows
Carex brachyathera
cewebrities
cleaning media
cloudless air
comparative social psychology
conference proceedings
contract data and submittal list
coordination mode
copper nitrite
cost minimization principle
crepuscular rags
cyclic acetal
cynical
data bus buffer/latch
deoxyandrographolide
diagonal ridge for hip roof
directional variable microphone
do problems
dogsbody,dog's-body
Dopar
double bonding transistor
effective height
element field
elevation of building
enteroneuritis
enviableness
every second day
family colchicaceaes
femto-newton
flame-arrester
fluvial cycle
foil window
food yolk
generalized epilepsies
graded tint
half sheave
hpci pump low suction pressure
Hypotympanotomy
indecisiveness
index of liquidity
individual activities
involuntary urination
Ippesheim
IU, I. U.
keos
kluxers
Long Reach Ethernet
millennium ecosystem assessment
modified minimum chi-squared method
mon-wed
movement of goods
nanosecond (10-9 second)
naught duck
Orari R.
pay relationship
peregrinism
permeability curve
pootang
popular-cultural
prompt beta
RADHAZ
rayfrac
roughwoods
scuffproof
shaft for reversing coupling
slowed-downs
splinter bars
stretcher strain markings
strickenness
succubae
Sutura incisiva
Swinglian
synfire
syngenic
system voltage
tenuities
thalamic brain
toona sureni(bl.)merr.
tractator
troak
us pro-
vectorial feed rate
violin concerto
vitrinoid
Wanxiang