极谱[分析]法

[00:00.00]Unit 8 My Toys [00:05.58]1.Listen.Point.Say. [00:19.62]What do you want? [00:23.18]I want the orange ball. [00:27.11]2.Listen.Say.Do the actions. [00:43.45]My toys are in my toy box.I take them out to play. [00:48.89]And when I've finished

发表于:2018-12-13 / 阅读(613) / 评论(0) 分类 新派英语第一册

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

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(607) / 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(544) / 评论(0) 分类 儿童英语小故事

Graph Search的理念在于,以谷歌搜索引擎发掘互联网信息的方式,发掘Facebook网站社交图谱的含义。Graph Search扩展了Facebook的核心使命:不仅帮助用户与已知的他人建立联系,还能成为一款发现工

发表于:2019-01-05 / 阅读(470) / 评论(0) 分类 英语新闻视频

It started with a simple experiment: take some graphite - the black stuff in the middle of a pencil - and put a piece of tape over it. When the scientists at the University of Manchester did that, they found that they could develop a material that co

发表于:2019-01-14 / 阅读(536) / 评论(0) 分类 VOA标准英语2010年(十)月

Polar Scientist Charts Melting Caused by Climate Change Michael Gooseff follows water to the end of the earth. The Pennsylvania State University hydrologist works in remote regions of the Arctic and Antarctic, where ice and frozen ground are thawing.

发表于:2019-01-14 / 阅读(378) / 评论(0) 分类 VOA标准英语2011年(八月)

Graphene Called Amazing, Versatile Material of the Future 前景光明的多功能材料石墨烯 In 2004, two scientists at the University of Manchester in England isolated a carbon-based material called graphene, with some unusual properties. Andre

发表于:2019-01-14 / 阅读(539) / 评论(0) 分类 VOA标准英语2014年(二月)

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(470) / 评论(0) 分类 Weekender

英语写作中的常用句型

发表于:2019-01-17 / 阅读(505) / 评论(0) 分类 英语学习方法

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(459) / 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(407) / 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(424) / 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(362) / 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(378) / 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(430) / 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(391) / 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(514) / 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(464) / 评论(0) 分类 环球英语 Spotlight
学英语单词
all types
base reference potential
basilisk glance,basilisk-glance
be filled to capacity
beam-and-rail
bioinformatical
bistable
boguchar r.
borge
busbar fitting
cagot
CDNB
chided
Citrullus
cleaning grab
cluster joint
crocer
cultivation study
cupellation furnace
dansylglycine
darkWeb
daymakeup
Diadectes
diagnostic species
diffractional lattice
do the experiment
dog kala-azar
driver's desk
elasticizing
electric warming oven
famo
femalizing
glass-cutting
Gram-Schmidt orthogonalization procedure
group effort
gyrosigma sciotense
haematometer
hand governor
heavy body oil
hopred
house mouse
individual status
industrial electric heating
Inhibere
international legal relation
intersecting slip band
isometric-line
kruifs
Liempde
London Marathon
look a fright
low-neuroticism
LV (low voltage)
marginal set adjustment
measuring drum
medium-levels
metastable structure
Midgeholme
Moschendorf
organic bipolarity
out of contact with
passenger pigeon
Pentatomoidea
peops
plasma cluster
power rheostat
PP (parallel processing)
public pollution control work
pulse Doppler radar
pulse voltage divider
quantum electrodynamicss
quarfoxe
quotient-difference algorithm
remote-control facilities
rhombically
Roberta Mill
rock grout
rosefishes
Secotil
sheet flatting rod
ski suit
skylit
snow-water
sonix
structural determinants of behavior
styrer
suckt
tar sb with the same brush
thalamita sima
Tilia callidonta
todies
treated rail tie
twin tongs
unconditional transfer of control
unproselyting
veepers
venae centrales hepatiss
visual simulation
workshop economy
worret
wpfg
wrapping machine