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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(205) / 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(205) / 评论(0) 分类 2016年Scientific American(十)月

axis, ['ksis] n 轴(虚构之线,如地轴,坐标轴) 【记】i象虚线-虚轴

发表于:2018-12-30 / 阅读(182) / 评论(0) 分类 不择手段背单词

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(335) / 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(286) / 评论(0) 分类 儿童英语小故事

I am nature's greatest miracle. Since the beginning of time never has there been another with my mind, my heart, my eyes, my ears, my hair, my mouth. None that came before, none that live today, and none that come tomorrow can walk and talk and move

发表于:2019-01-02 / 阅读(212) / 评论(0) 分类 精美英文欣赏

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(238) / 评论(0) 分类 Weekender

我是自然界最伟大的奇迹。 I am nature's greatest miracle. 自从上帝创造了天地万物以来,没有一个人和我一样,我的头脑、心灵、眼睛、耳朵、双手、头发、嘴唇都是与众不同的。言谈举止和我完全一样的人以前没有,现在没有,以后也不会有.虽然四海之内皆兄弟,然而人

发表于:2019-01-17 / 阅读(259) / 评论(0) 分类 白领英语晨读

By Kane Farabaugh New York City 01 August 2007 During the Cold War, Greenland was a strategic location for the United States military to track and detect Soviet aircraft and ballistic missiles. The military established radar and tracking sites throug

发表于:2019-02-03 / 阅读(245) / 评论(0) 分类 2007年VOA标准英语(八月)

今天我们要学的词是unique。 Unique, 独特的。 A unique opportunity, 少有的机会。 A unique style, 别具特色的风格。圣诞节一大早,是孩子们拆礼物的好时候。 Parents are all looking for that unique Christmas gif

发表于:2019-02-04 / 阅读(156) / 评论(0) 分类 英语每日一词

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(219) / 评论(0) 分类 英语新闻

今天我们要学的词是unique。 Unique, 独特的。 A unique opportunity, 少有的机会。 A unique style, 别具特色的风格。圣诞节一大早,是孩子们拆礼物的好时候。 Parents are all looking for that unique Christmas gif

发表于:2019-02-13 / 阅读(143) / 评论(0) 分类 英语单词荟萃

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(173) / 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(180) / 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(167) / 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(155) / 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(181) / 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(174) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

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(231) / 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(204) / 评论(0) 分类 环球英语 Spotlight
学英语单词
acecarbromal
amplificons
anathematic, anathematical
anomalous resistivity
anti-fat
Aplanatae
arame
axial secondary
backward indicator bit
ballot papers null and void
barc
bell and hopper
bewetting
bread crops
caecum pyloricus
caiman crocodilusfuscus
Cajutuba, I.
Campbell's
cephalophragma
chlomy-P ointment
churchs
closed dock
cruciated
cutaneous phycomycosis
dacrycarpus dacrydioidess
distributive algebra
divisional report
downregulation
drapetis piceitgorax
Dyclone
early-warning radar
echinoideas
Elaeocarpus balansae
epistolers
fall in love at first sight
fanaticize
fascia colli profunda
Ficus laevis
first unpaid
flavo-nigral
ganoderpurine
gaseous absorption loss
genus coffeas
grammatical constraint
grape-seed
groove-cutting machine
groups of enterprises
headboxes
hidages
high-frequency impedance
hopetown
Huron County
hydrofluoric efher
infarces
interest slip
judgemental system
krombach
metal filament reinforced refractory metal matrix composite
methylsulfidine
modulator panel
mounted march
movements of mandible
myelocytic leukemia
mythifies
natural conditioned connection
nondirectional antennas
OpenPIC
Paragüito
path of chain
Pelmatochromis
philpstoun
Platynosomum
pneumatic simulator
polling sequence
pork-flesh
prieve
product of mortality
recibe
reduced frequency
remills
robert duvall
rotework
rupture of anterior cruciate ligament
sabulose
saffer
Sericocalyx fluviatilis
shiftning
single-speed floating action
soft strip
spiral brush sifter
stick at
symmetrical repetition
tabular text
tarot cards
therapeutant
tide-dominated delta
titles
trichosiphonaphis polygoniformosanis
umteenth
vasculopathy
waypoints
wire-electrode copying cutting