变频激发极化法

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: Researchers at Ohio State University studied exercise-induced asthma among top athletes at the school. Ohio State football players practice earlier this year.

发表于:2018-12-07 / 阅读(98) / 评论(0) 分类 VOA慢速英语2007年(十)月

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(111) / 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(225) / 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(156) / 评论(0) 分类 儿童英语小故事

Lesson Nineteen 听力部分 Dictation: Please prepare your paper and pen. There are really __________ for _____ wine ______-_______________ a good corkscrew, ____, _______________, __________ the ____ of _______. The ______________ that most America

发表于:2019-01-14 / 阅读(147) / 评论(0) 分类 王强口语 第二册

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(131) / 评论(0) 分类 Weekender

And we believe that these responses in higher-order areas are induced or become similar across listeners 我们认为,听众这些相似的大脑高层次区块反应, because of the meaning conveyed by the speaker, and not by words or sound. 是由

发表于:2019-01-18 / 阅读(100) / 评论(0) 分类 TED演讲科学篇

By Carol Pearson Washington 07 May 2008 The World Health Organization expects the number of women who smoke to triple over the next generation, if current trends continue. As a result, it expects more than 200 million women to die from tobacco induce

发表于:2019-01-19 / 阅读(109) / 评论(0) 分类 VOA标准英语2008年(五月)

Ways to smile 微笑的方式 Give and maybe don't receive. 付出,也许无需有所得 College is a perfect time to get involved in volunteering for a cause. 大学是个为了一个目标参加志愿活动的绝佳时间。 No matter what your p

发表于:2019-01-22 / 阅读(99) / 评论(0) 分类 英语听力广播—Listening

Pill May Change Attraction In a study in the journal Trends in Ecology and Evolution, researchers note that the birth control pill may change a woman's choice in whom she finds attractive. Cynthia Graber reports Some people like to think theres somet

发表于:2019-01-30 / 阅读(149) / 评论(0) 分类 60秒科学

让人无语的电脑失忆症 各种电子设备用久了,我们好像都习惯了打拼音、选汉字。真正要拿笔写字的时候就会出现提笔忘字的情况,有关专家把这种现象叫做电脑失写症。 你有电脑失写症吗?

发表于:2019-02-02 / 阅读(120) / 评论(0) 分类 实用英语

BEIJING, Sept. 26 (Xinhuanet) -- Young unmarried migrant women are facing a high risk of induced abortions in China and experts urged that they have better access to reproductive health education. Among the 8 to 10 million induced abortions performed

发表于:2019-02-07 / 阅读(104) / 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(98) / 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(89) / 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(103) / 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(78) / 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(81) / 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(90) / 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(105) / 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(106) / 评论(0) 分类 环球英语 Spotlight
学英语单词
acer sinense pax
agenda manipulation
air ejecting
amarvel
anode cathode capacitance
anywhere from
applied engineering of optical radiation
automatic alarm logger
bipolar prom
blaze-orange
bounding
brimson
call in testimony
came at
carbon-coated
Ceyzeriat
charcutier
chassee
chloromethazanone
co-dependences
coccidiodin
code dependent channel
code for water supply and sewerage
coinciding center
colour analysis display computer
command verb
common plant
COMTAC
current machine rate
cyerts
dharwar metamorphism
docker's hook
dumb variable
economic-studies
Ecorse
effect of anti-friction
elutriation with air
epicuticle
fibrillary astrocytoma
fire escapes
flow graph
forced gas convection
forgets
foundationary
geliqua
henneberger
house-to-house transportation
hydraulic refractory mortar
independent financial audit
iodoestradiol
irbc
isophthalic dihydrazide
knurly
laundry mat
layout scanner
linear block code
loosey goosey
make no stranger of
marik
medical devices wire
membrana corticalis
metarchon
ncets
non trial
non-axialities
nonmuscles
obreptitious
octometer
order Rickettsiales
peloridiids
penanced
peripheral node
Phellodendron Rupr.
plagiaries
platibasic skull
Pollution Abstracts
Portachuelo
post-common
privacy transformation
propeller-pump
Radauti
rational symptom
realidad
reconnaissance television transmitter
restraint upon anticipatin
Rosmarinus officinalis L.
rudolphoes
scrimmaging
searchlight tandem axle trailer
selincourt
set someone at his ease
spectral emissive power
squeezy
staszicite
temsirolimus
the spread
training academy
unawake
unreported
urology
verruca juvenilis
will contact