[气候] 冰盖气候

They can grow more than two metres long and weigh as much as three men. But the giant tortoises of ice age North America were even larger. Florida does have tortoises today, but on a much smaller scale. This is the gopher tortoise. Tortoises are cold

发表于:2018-12-27 / 阅读(135) / 评论(0) 分类 探索与发现2013年

It's likely giant ground sloths used their claws in a similiar way to hook branches and pull them within reach. Like tree sloths, they were vegetarians and probably not fussy about what they ate, chewing their way through leaves, fruits, twigs and al

发表于:2018-12-27 / 阅读(144) / 评论(0) 分类 探索与发现2013年

The cold climate conifer forests of the north displaced broadleaved woodlands. Plants and animals were gradually pushed south to find a warmer climate. Florida became a refuge from the cold. Down here is where the Ice Age north met the subtropical so

发表于:2018-12-27 / 阅读(150) / 评论(0) 分类 探索与发现2013年

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 cap [ kAp ] It's better to put the cap

发表于:2018-12-30 / 阅读(207) / 评论(0) 分类 每日攻克5词

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 cap [ kAp ] Clouds capped the woods. v

发表于:2018-12-30 / 阅读(361) / 评论(0) 分类 每日攻克5词

With negotiators trying to hammer out a deal on climate change in Copenhagen, a sculptor in London is creating a piece of art to mirror the melting ice in the Arctic. His ice sculpture of a polar bear is designed to melt by the end of the Copenhagen

发表于:2019-01-04 / 阅读(142) / 评论(0) 分类 VOA标准英语2009年(十二月)

Earths Arctic Ice Disappears, Scientists Study Nearest Exoplanet Each year, more ice disappears from the Arctic Ocean. A new study blames human activity for the loss. The damage is caused, the study says, by greenhouse gases coming from vehicles, air

发表于:2019-01-12 / 阅读(540) / 评论(0) 分类 2016年VOA慢速英语(十一)月

Scientists in Australia are developing a thinking cap that could unlock our hidden genius, by switching on and off certain sections of the brain. Researchers at the University of Sydney think their experiments show that we all have hidden creative t

发表于:2019-01-13 / 阅读(228) / 评论(0) 分类 VOA标准英语2008年(十月)

Ice Age Melt Offers Future Climate Clues University of Wisconsin geologist Anders Carlson studies ice sheet melt from land and ocean sediment cores. His study describes what prehistoric Earth was like in North America and Northern Europe some 140,000

发表于:2019-01-13 / 阅读(146) / 评论(0) 分类 VOA标准英语2012年(八月)

Greenhouse Gas Speeded Ice Age Melting A new study in the Journal Nature provides compelling evidence that carbon dioxide was a major driver of climate change at the end of the last Ice Age. That correlation supports the prevailing scientific view th

发表于:2019-01-13 / 阅读(148) / 评论(0) 分类 VOA标准英语2012年(四月)

President-elect Barack Obama's nominee for energy secretary, Nobel Prize-winning physicist Steven Chu, said if confirmed he will pursue policies to address climate change and reduce U.S. dependence on foreign oil. Energy Sec.-designate Steven Chu te

发表于:2019-01-13 / 阅读(146) / 评论(0) 分类 VOA标准英语2009年(一月)

More than 300 scientists from 14 countries brought their skills to the Greenland base camp over five summers. Jim White studies really old ice. He thinks it will help predict what the climate will be like in the future. White is director of the Insti

发表于:2019-01-13 / 阅读(146) / 评论(0) 分类 VOA标准英语2010年(八)月

Arctic Ice Melting Faster Than Predicted As government officials from eight Arctic nations - the United States, Russia, Canada, Sweden, Finland, Denmark, Norway and Iceland - prepare to meet in Greenland next week to discuss the challenges of climate

发表于:2019-01-14 / 阅读(206) / 评论(0) 分类 VOA标准英语2011年(五月)

Most Accurate Projection of Polar Ice Melt Produced to Date Measuring ice sheets is a tricky business. Over the last two decades, dozens of studies on ice loss have come up with conflicting results. Now, a global scientific team, reporting in the jou

发表于:2019-01-14 / 阅读(191) / 评论(0) 分类 VOA标准英语2012年(十二月)

The speaker was addressing a roomful of teachers. He said, 'Thinking' and 'thinking critically' aren't the same. For example, if you're thinking about what day it is, that's not thinking critically. He instantly heard some murmuring. A teacher said,

发表于:2019-01-22 / 阅读(175) / 评论(0) 分类 英文短篇故事(纽约)

As government officials from eight Arctic nations - the United States, Russia, Canada, Sweden, Finland, Denmark, Norway and Iceland - prepare to meet in Greenland next week to discuss the challenges of climate change, a report released May 4, 2011 un

发表于:2019-02-06 / 阅读(218) / 评论(0) 分类 英语新闻

Voice 1 Thank you for joining us for todays Spotlight program. Im Joshua Leo. Voice 2 And Im Rebekah Schipper. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voi

发表于:2019-02-14 / 阅读(251) / 评论(0) 分类 环球英语 Spotlight

LONDON, Nov. 14 (Xinhua) -- Liverpool's teenager winger Raheem Sterling is set to make his debut for England while his club teammate and captain Steven Gerrard is expected to earn the 100th cap in England's friendly against Sweden in Stockholm on Wed

发表于:2019-02-18 / 阅读(194) / 评论(0) 分类 英语新闻

At least one-third of the ice in the Himalayan Mountains will disappear by the end of this century because of rising temperatures, scientists said this week. This will threaten river flows that provide water resources for 1.9 billion people. Huge gla

发表于:2019-02-19 / 阅读(235) / 评论(0) 分类 2019年VOA慢速英语(二)月

Now, the VOA Learning English program Words and Their Stories. Our world is home to thousands of different kinds of birds. No two bird species are the same. Each one has its own unique qualities like its feathers! Feathers keep a bird warm and dry. F

发表于:2019-03-09 / 阅读(297) / 评论(0) 分类 2019年VOA慢速英语(二)月
学英语单词
.dll file
A number 1,A No.1
abrasor
acid stop bath
aminoalkanoic acids
antimicrobic immunity
application of repayment of an overcharge
average length of swell
axisymmetric stress and deformation
ban nongmek
bank monopoly capital
bearer hug
beta-fluorography
black study
Blast-hole
blepharophthalmostat
business-oriented software
cantaloupe melon
carry - on baggage
catellus
ceausescu
change-over valve
chopra
coat closets
collateralises
concrete batching plant
counterpleads
creative thinker
density recorder
diamond joint
English-speaking
ensign halyard
entrance wire
expectedly
fark
finger-prints
finninger
foil window
form name
free yardage owing defects
Gal Oya
glazed over
golden-crested kinglets
gossamery
graphite aggregate
guard latch
guaviare
hand punch
harborfront
home-and-garden
house beautiful
house-in
hoves
innercity
isotherm ribbon
keep a thing private
liverite
mantle wedge
Margetshöchheim
mathematical procedure
moniques
multi-particle
n.a.b
NANAC
null reading manometer
odynolysis
olowe
Omega Centauri
palaeochiropterygid
patrimony
pengos
picture receiver
plasma lipid
plays at
Popesses
practice low approach (pla)
priggishness
prize fellow
przhevalsky
pseudotachylitic
pulse-rate multiplication
radiant transmittance
rated current of generator
re-founded
rebilled
rectotomy
reinverts
ribosomopathies
rynes
scraping the bottom of the barrel
snow measuring plate
soil heterogeneity
static oceanography
test of control rod drive mechanism
theoretical design
Timelloughit
transfer RNA
Trichobaris trinotata
trust legacy
untheatrically
Vaud, Cant.de
voluntary groups