极地大陆气团

The concept of obtaining fresh water from icebergs that are towed to populated areas and arid regions of the world was once treated as a joke more appropriate to cartoons than real life. But now it is

发表于:2018-12-15 / 阅读(122) / 评论(0) 分类 新东方背诵文选

A new study has found that the Arctic's iconic polar bears are finding it harder to hunt for food due to melting sea ice caused by climate change, putting the species at a growing risk of extinction. Researchers from the United States Geological Surv

发表于:2018-12-24 / 阅读(98) / 评论(0) 分类 2018CRI中国国际广播电台

When the Arctic Ocean freezes over in the autumn, polar bears set off in search of their favorite meals: fatty ringed seals and bearded seals. By the summer, the sea ice begins to melt and break apart. Deprived of access to the tasty seals, polar bea

发表于:2018-12-24 / 阅读(94) / 评论(0) 分类 2016年Scientific American(十)月

The concept of obtaining fresh water from icebergs that are towed to populated areas and arid regions of the world was once treated as a joke more appropriate to cartoons than real life. But now it is being considered quite seriously by many nations,

发表于:2018-12-30 / 阅读(66) / 评论(0) 分类 考研背诵50篇

Seventy-nine degrees north latitude is near the top, at the cold edge of the world. In the winter, when temperatures plunge below freezing, there is complete darkness at noon. During summer, the sun shines at midnight, there is no place to hide. Dang

发表于:2018-12-30 / 阅读(205) / 评论(0) 分类 国家地理2007年

She worries a lot. She worries about polar bears. They are big, white bears. They live in the north. They need snow. They need ice. They need cold weather. There is too much pollution. Pollution heats up the Earth. Heat melts the ice. The ice is the

发表于:2018-12-31 / 阅读(140) / 评论(0) 分类 儿童英语小故事

This is IN THE NEWS in VOA Special English. Next week is the one hundredth anniversary of the Paris Air Show, the biggest in the world. It takes place every two years, and organizers say even with the economic downturn they expect a full house. Airb

发表于:2019-01-11 / 阅读(51) / 评论(0) 分类 VOA慢速英语2009年(六)月

General Motors will close four truck factories and move to make more cars. Also, airlines are retiring older planes and cutting flights and jobs. Transcript of radio broadcast: 05 June 2008 This is the VOA Special English Economics Report. There was

发表于:2019-01-11 / 阅读(96) / 评论(0) 分类 VOA慢速英语2008年(六)月

BBC Learning English Weekender Polar Explorer Amber: Hello, I'm Amber, and youre listening to bbclearningenglish.com. In Weekender today, we listen to an interview with explorer, Rosie Stancer. In March, Rosie sets off on her latest expedition walki

发表于:2019-01-16 / 阅读(118) / 评论(0) 分类 Weekender

STOCKHOLM, May 8 (Xinhua) -- The 2012 Swedish Polar Music Prize was awarded to the American singer-songwriter Paul Simon and the Chinese American cellist Yo-Yo Ma, the prize committee said in a statement on Tuesday. For five decades, Paul Simon has b

发表于:2019-02-09 / 阅读(76) / 评论(0) 分类 英语新闻

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

发表于:2019-02-14 / 阅读(69) / 评论(0) 分类 环球英语 Spotlight

The dogsled skimmed silently over the frozentundra. The seal hunter ran alongside it. Sometimeshe cracked his whip against the ice. The snowdrifts looked like giant white sculptures asthe sun slipped behind the frozen hills. Then a fullorange moon ro

发表于:2019-02-17 / 阅读(78) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

The dogs were barking wildly at two smallcreatures playing in the moonlight. Polar bear babies! cried Annie. One roly-poly cub leaped onto the other. Then theyboth rolled through the snow. Hi, little bears! Annie called. The cubs jumped up and shook

发表于:2019-02-17 / 阅读(64) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

The cubs whimpered louder. They want to go to her, but they're afraid of theice, whispered Jack. Annie petted the cubs. Don't be afraid, she told them. You'll get back toyour mother.The big polar bear growled. She paced back andforth, sniffing the ai

发表于:2019-02-17 / 阅读(69) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

Jack, you can get up now, said Annie. Jack opened his eyes. Annie was standing over him. She still had her mask on. We're on safe ground, she said. Jack felt as if he'd been dreaming. He lookedaround. They had reached the tundra at the edge ofthe fro

发表于:2019-02-17 / 阅读(65) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

Now only the moon shone on the snow. Jack looked around for the polar bear. She was gone. Where'd she go? asked Annie. I don't know, said Jack. He looked over thetundra. There was no sign of the giant bear or hercubs. Maybe she's not interested in sc

发表于:2019-02-17 / 阅读(65) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

Matt and his wife lived in the country. Matt was very stingy and hated spending money. One day a fair came to the nearby town. Let's go to the fair, Matt, his wife said. We haven't been anywhere for a long time.Matt thought about this for a while. He

发表于:2019-02-18 / 阅读(154) / 评论(0) 分类 趣味英语

今天我们要讲的习惯用语都有air这个词。大家都知道air是空气。早在十七世纪,意大利科学家伽利略发现空气似乎没有实质却有重量。后来人们进一步发现高山顶上的空气要比海平面上的空气

发表于:2019-02-18 / 阅读(160) / 评论(0) 分类 美国习惯用语

BEIJING, June 21 (Xinhua) -- China will launch a new icebreaker for use during an upcoming 2013 polar expedition, a senior oceanic official said on Tuesday. Both the new icebreaker and Xuelong (Snow Dragon), an icebreaker that operated in Antarctica,

发表于:2019-02-18 / 阅读(83) / 评论(0) 分类 英语新闻

Voice 1 Hello, Im Marina Santee. Voice 2 And Im Ruby Jones. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 A tall man stands s

发表于:2019-02-21 / 阅读(87) / 评论(0) 分类 环球英语 Spotlight
学英语单词
albaek bugt
allurement
angry billows
area of narrow channel
arrestable offence
asset-protection
Bacillus perfringens
Barkhausen-Kurz valve
bit-slice microprocessor microprogramming
book-craft
boris spasskies
Bowkān
brothers and sisters
bychkov
can end-curling machine
cellariole
cellulosic paper
center-of-momentum coordinate system
Ceratiaceae
clay-cutter dredge
cluster model
concessionary ad valorem rate of duty
contrade
cubby houses
cyclochloroguanide
deformational structure
Dictyinosteophyte
domestic road transport
elastohydrodymanics
emulsion opal glass
eruvim
exhaust resistance
federated states of micronesias
following crop
free on steamers or ship-cargo delivery term
gainza
goon
guided missile submarine
haby
heavenhood
hemometra
inositis
instance of court
invite trouble
Ipomoea pavonii
landsend.com
latrix
macroecological
madkins
Maganga
maturity of maximum forest net income
Metastyloideum
micrometer driven tuning mechanism
monokaryon
motor-cruisers
nonclassically
nondistorted
nonsingular normal distribution
NPD (nuclear power demonstration)
oberkirches
Obsha
occultation of the planet
olb-de
opsonic intracavitary
part-timer
person admitted peactice of law
phosphor-coated
pickguard
plating bar
pleasantly
polyrhachis tyrannicus
pouring point
prestigeful
puddling treatment
purging buckthorn
putting circle
regular expressions
safety-nets
saliera
salt-fog resistance
sandiford
sedesol
segmental truss
Shizukuishi
shunt spring
sinker pile knitting machine
small-mammal
spirit process
square cogging
stratocirrus
substitutional group
Swedenborgianists
talbotton
tipsses
tribhuvans
triple rib tire
trivariate regression
two-sided single-density diskette
VXML
Yuzhno-Sakhalinsk
zebib
zygote intro-fallopian transfer