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EXPLORATIONS - Carbon Monoxide Poisoning is a Silent Killer That Causes Death and Injuries Throughout the World By Marilyn Christiano Broadcast: Wednesday, November 02, 2005 (MUSIC) VOICE ONE: This is

发表于:2018-12-01 / 阅读(196) / 评论(0) 分类 Explorations

How big is your carbon footprint? Neil: This is Real English from BBC Learning English. I'm Neil. Lily: 大家好,我是杨莉。 Neil: This is the programme in which we look at words and phrases that you may not find in your dictionary. Lily: 地道英语和大

发表于:2019-01-02 / 阅读(129) / 评论(0) 分类 地道英语在线听

Water Blankets Forming Planets A study in the journal Science finds much more molecular water in regions where planets are forming around young stars. The mechanism to keep the water from being destroyed by UV radiation appears to involve some of the

发表于:2019-01-02 / 阅读(182) / 评论(0) 分类 60秒科学

How likely that technology will destroy those who invented it? The Drake Equation doesn’t exactly narrow the field. Depending on the variables, the number of intelligent civilizations could be zero

发表于:2019-01-02 / 阅读(189) / 评论(0) 分类 寻访外星人

发表于:2019-01-02 / 阅读(182) / 评论(0) 分类 寻访外星人

By David McAlary U.S. astronomers have made a finding they say increases the chance that distant stars may harbor planetary systems like our own. They have discovered two planets the size of Neptune e

发表于:2019-01-03 / 阅读(123) / 评论(0) 分类 VOA2004(下)--健康科技

By Greg Flakus Scientists in Texas are trying to find a way of reducing carbon dioxide air pollution by capturing the gas, compressing it and then putting it underground. This technique could also yie

发表于:2019-01-03 / 阅读(104) / 评论(0) 分类 VOA2004(下)--健康科技

This is Scientific Americans 60-Second Science. Im Christopher Intagliata. Got a minute? Imagine climbing diamond mountains, or hiking around the graphite shores of a lake of tar. Sound a little sci-fi? Well a new discovery suggests planets like that

发表于:2019-01-08 / 阅读(109) / 评论(0) 分类 Scientific American(十二)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. If youve ever wondered where the Earth came from, the answer, it seems, is blowin in the windthe solar wind. Or so say scientists who, after examining sola

发表于:2019-01-08 / 阅读(137) / 评论(0) 分类 Scientific American(七)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(84) / 评论(0) 分类 2017年NPR美国国家公共电台2月

How did all the planets get there? How is it only our planet has life? Will we ever travel to other planets? These are questions I often think about. I think our planet is the best. It looks so beautiful from space with its mixture of blue and green.

发表于:2019-01-21 / 阅读(89) / 评论(0) 分类 纯正英语一分钟

Those planets are all going to be so hot, and you cant develop something as complex as life. Scientists have gone back to the drawing board, looking to find worlds capable of supporting life, small rocky planets like earth. We dont know that life has

发表于:2019-01-22 / 阅读(97) / 评论(0) 分类 自然百科2010年

Our planet was spared this fate. The magnetic field generated by the Earths core blocked the solar wind, preventing it from blasting away the fragile air. But the Earths atmosphere was still very different from the one we breathe today. It contained

发表于:2019-01-23 / 阅读(87) / 评论(0) 分类 探索与发现2014年

How did all the planets get there? How is it only our planet has life? Will we ever travel to other planets? These are questions I often think about. I think our planet is the best. It looks so beautiful from space with its mixture of blue and green.

发表于:2019-01-24 / 阅读(96) / 评论(0) 分类 听一分钟英文-P

Human demands on natural resources have doubled in under 50 years and are now outstripping(超过) what the Earth can provide by more than half, a new report has warned. And humanity carries on(继续) as it is in use of resources, globally i

发表于:2019-01-26 / 阅读(86) / 评论(0) 分类 英语新闻

The Time Before Fire What is fire anyway? Well, fire is rapid oxidization . Its the energy released when oxygen atoms start combining with carbon and hydrogen atoms. Exactly, so without oxygen in the air, nothing burns. You mean there was a time befo

发表于:2019-01-26 / 阅读(84) / 评论(0) 分类 英语听力文摘 English Digest

HARBIN, Jan. 31 (Xinhua) -- Carbon monoxide has been blamed for the Tuesday deaths of 12 workers in a coal mine in northeast China's Heilongjiang Province, a local official said Thursday. Three workers entered the Yongsheng mine in Dongning County to

发表于:2019-02-08 / 阅读(154) / 评论(0) 分类 英语新闻

BEIJING, May 20 (Xinhuanet) -- Scientists have discovered a Jupiter-sized exoplanet that is completely unbound from a host star, according the scientific journal Nature published Thursday. The research was conducted by astrophysicists from Osaka Univ

发表于:2019-02-17 / 阅读(95) / 评论(0) 分类 英语新闻

Artist's conception of the Kepler spacecraft, launched in 2008 to identify planets orbiting distant stars Related Links Kepler The planets we found are all hotter than molten lava. ... Looking at them might be like looking at a blast furnace. Scienti

发表于:2019-02-18 / 阅读(155) / 评论(0) 分类 VOA标准英语2010年(一月)

BEIJING, Sep. 16 (Xinhuanet) -- Government incentives are important to pave a low-carbon road to economic growth, but companies that improve their industry models and technologies are the main players and also benefit receivers, noted officials and i

发表于:2019-02-25 / 阅读(141) / 评论(0) 分类 英语新闻
学英语单词
3-HA-dU
abrasion by glaciers
accumulative dividends
acid-resistant cast iron
ahhs
airport facility directory
algebraists
amorphous si/ge alloy
anticollision display
arrottas
asylums
barricado
borasal
break-up value
brongiartine (glaubrite)
come to no good end
computer memory units
counteroffered
cropure
csrt
cuboidal cells
disrupt the market
douglas-homes
dunsinane
elastodynamic analysis
esophagostomies
familial Down syndrome
Fishbein
freedom of immigration
glossodynia
goona
green water impact
half-hunter
haulage heading
healants
high energy gamma radiation
human paleontology
humerus varus
indicatest
Klotogen
lampysse
least absolute error (lae) estimator
mizzen-sail
mobile flat-belt elevator
Nackara
nardgrass
nonlocally
norche
oblique incidence sounding
opsonification
Orsulon
other optical fiber measurement equipment
paulinest
permutation generating method
Peucedanum japonicum Thunb.
PGYE
plagiotrian
pole mechanism
pricortin
Procrustean assignment
promote home products
radicalising
ray shooting method
relicts
Rum Cay
sachems
salt-water cooling
San Michele, Pta.
schmalle
selling broker
sheep stud
sign of summation
sitproes
smart dog
snaggletooth
stacked graph
static meteorology
Statutory Presumption Fault
steep-sided pulse
stick to a principle
stink to heavens
Tarakun, Ruins of
technical form of profit and loss statement
thermosensitive paper
theta waves
third-lasts
three-quartereds
timi
tin plated steel wire
to steer
trachelomonas scabra
tramp upon sb's toes
unhaft
viscometer ga(u)ge
vocitation
voltage doubler
waste laps
weather echo
weekly season ticket
withholding table
wiv
Yahtzee