极性键

Janice Lieberman: America is a cell phone nation, dialing, texting and ringing, nonstop. (Inaudible) Ding? Yeah? Hello? Janice Lieberman: Although we can't live without our cell phones, most people do

发表于:2018-12-11 / 阅读(100) / 评论(0) 分类 万花筒2006年

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(109) / 评论(0) 分类 2018CRI中国国际广播电台

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(222) / 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(152) / 评论(0) 分类 儿童英语小故事

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(128) / 评论(0) 分类 Weekender

澳新紧密经济关系协定ANZCERTA:Australia New Zealand Closer Economic Relations Trade Agreement 摆脱亚洲金融危机的影响shake off the impact of the financial crisis 帮助人才脱颖而出help excellent talents find way to distinct

发表于:2019-01-17 / 阅读(119) / 评论(0) 分类 英文语法词汇

辽宁省政府日前批准了在丹东市设立国门湾中朝边民互市贸易区,预计今年10月投入运营。 请看《中国日报》的报道: A border trade zone between China and the Democratic People's Republic of Korea (DPRK), locat

发表于:2019-01-17 / 阅读(90) / 评论(0) 分类 英文语法词汇

马航失踪飞机搜索工作仍继续 Planes and a ship scrambled to find a pallet and other debris in the sea in an effort to determine whether the objects are from the Malaysia Airlines jet that has been missing for more than two weeks. China has

发表于:2019-02-07 / 阅读(141) / 评论(0) 分类 英语新闻

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(92) / 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(83) / 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(97) / 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(73) / 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(79) / 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(85) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

WASHINGTON, March 21 (Xinhua)-- The crisis in the euro zone has sent shocks to the United States through trade and financial channels, given the important cross-Atlantic economic linkage, U.S. Federal Reserve Chairman Ben Bernanke said Wednesday. The

发表于:2019-02-17 / 阅读(88) / 评论(0) 分类 英语新闻

The Philippines said Wednesday it will join the China-backed Asian Infrastructure Investment Bank, despite being engaged in a dispute with Beijing over its claims in the South China Sea. 据报道,菲律宾不顾与中国政府关于南海领土划分

发表于:2019-02-17 / 阅读(91) / 评论(0) 分类 阅读空间

Is climate change the cause of extreme weather events? Until now the link has been suspected but never confirmed with scientific confidence. That position is now changing. A new study from the US confirms that for some extreme events there is a causa

发表于:2019-02-18 / 阅读(84) / 评论(0) 分类 英语新闻

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(101) / 评论(0) 分类 英语新闻

债转股 debt-to-equity swap 港元的联系汇率制 the linkage system between the US dollar and the HK dollar 坏帐、呆帐、死帐 bad account/ dead account/ uncollectible account/bad debt/ bad loan 反倾销措施 anti-dumping measures again

发表于:2019-02-19 / 阅读(145) / 评论(0) 分类 雅思英语

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(100) / 评论(0) 分类 环球英语 Spotlight
学英语单词
accelerating load
Aellenia glauca
algal disease
alternate for a nonterminal
american rattlesnake
androgenemia
asarum villisepalum
attachment of debt
aurata
backwearing
Batignano
biceps brachii m.
body plan
brachioneus
brdoes
calcium cellulose glycolate
channel sales
cicature
Cobberas, Mt.
congruence root
copper-tin bronze
Corchsularin
cost-or-less principle
dead rise
des-troying
dial train
diethyls
diffuse lesion
drunk driver trap
easy on the pocket
economisms
efficiency of labor
eglumetad
eighty-three
electric wind
electrical prospecting method
fetishlike
final straw
flutter echo
genus amorphophalluss
gnrha
hand lever
hiding declaration
hollow copper wire
hydrophysocele
hylicist
hypsometric formatrine
impactionization avalanche
incummiscibility
irrigation of agriculture
JSt.
life-course
lignitic coal
loessers
Malyy Amalat
manises
masonry stack
mesozoic downwarping
methyl-fumaric acid
micropathologists
Mihir
Myxosomafidae
nasal needle-holding forceps
nationalmuseet
neighbo(u)rhood space
noes-noes
nurse's nylon stockings
palaeoanthropological
pick-up cylinder
port-bouet (port buet)
postzygapophysis (or caudal articular process)
potamology(rheology)
power-operated support
prokayvi
propandiolone
quillat
railroad intermodal yard
register book
Rumdi
ruta
saphir
seerhandconat
selective call with digital pulse coding
sheaf carrier
shoddier
ski-rack
Spatium epidurale
speak hardly of
sphaerobismoite
steam cooler
sulphurous spring
supporting fire
teletypists
transcriptional gene silencing
transverse ribs clast stripes
two-point suspension triple action crankless press
vasifaction
Welsh mutton
woodchuck
worm-eat
zinc fertilizer
zone-setting