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A volcano in Iceland had been dormant for more than 180 years. But then a few weeks ago, this started. The volcano is erupting, and some scientists say it could last for more than a year. That's about how long it went the last time this happened,th

发表于:2018-12-20 / 阅读(163) / 评论(0) 分类 CNN2010年(四)月

When Pablo Panda Sandoval made history with 3 home runs in game one of the world series his head was probably buzzing. But when batters in chilly Detroit had the ball not quite right in the next couple of the nets, it will be their hands that buzzing

发表于:2018-12-24 / 阅读(110) / 评论(0) 分类 Scientific American(十)月

This is Scientific American's 60-second Science. I'm Steve Mirsky. Got a minute? Can you name those notes? Probably not. Perhaps one in ten thousand speakers of European languages has perfect pitch - the ability to recognize a note without having hea

发表于:2018-12-24 / 阅读(122) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-second Science. I'm Karen Hopkin. If you ever got picked on in the schoolyard, you might have wished for some sort of superpower, like unbeatable speed or maybe just the ability to completely disappear. Now scientists

发表于:2018-12-24 / 阅读(122) / 评论(0) 分类 Scientific American(五)月

Scientists analyzed around 2,500 of those calls, and found that the second part (sound) is nearly identical in pitch every time from each whale: 16 hertz, or four octaves below middle C. And the slight variations in frequency that do exist are only a

发表于:2019-01-02 / 阅读(153) / 评论(0) 分类 60秒科学

Hybrid cars are good for the environment. But scientists say that they might be bad for pedestrians. Because hybrids are so quiet, it can be hard for walkers to hear them until its too late. Listen to this. [quiet car sound] Thats a Toyota Prius mov

发表于:2019-01-02 / 阅读(168) / 评论(0) 分类 60秒科学

Can you name those notes? Probably notperhaps one in 10,000 speakers of European languages has perfect pitch, the ability to recognize a note without having heard any reference note first. But theres a much better chance you could successfully name

发表于:2019-01-02 / 阅读(146) / 评论(0) 分类 60秒科学

If you ever got picked on in the schoolyard, you might have wished for some sort of superpower: like unbeatable speed or maybe just the ability to completely disappear. Now scientists at the College of Wooster in Ohio say that you might have had a s

发表于:2019-01-02 / 阅读(179) / 评论(0) 分类 60秒科学

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Every year, scores of manatees are killed by boats in Floridas waters. Their plight is an ecological concern. And everyone from marine biologists to Marg

发表于:2019-01-08 / 阅读(119) / 评论(0) 分类 Scientific American(十一)月

This is Scientific American's 60-second Science. I'm Karen Hopkin. This will just take a minute. Hybrid cars are good for the environment, but scientists say that they might be bad for pedestrians. Because hybrids are so quiet that can be hard for wa

发表于:2019-01-08 / 阅读(129) / 评论(0) 分类 Scientific American(五)月

We humans are pretty good at communicating with sounds other than words. But how much of this is hard-wired, and how much do we pick up from others? To find out, researchers recorded the nonverbal sounds of people born deaf, as they responded to a ra

发表于:2019-01-08 / 阅读(152) / 评论(0) 分类 Scientific American(十一)月

Blue whales off the California coast make calls that, sped up 10 times, sound like (sound of two-part call). The original is a wall-rattling frequency too low for us to hear. Scientists analyzed around 2,500 of those calls, and found that the second

发表于:2019-01-08 / 阅读(108) / 评论(0) 分类 Scientific American(八)月

Country Music Ladies Put Men in Their Place American country music lyrics often describe women as they might appear in mens dreams. This is especially true of songs by many male artists. But the songs by Maddie Marlow and Tae Dye are different. The t

发表于:2019-01-12 / 阅读(128) / 评论(0) 分类 2015年VOA慢速英语(九)月

Climatologists are warning that an El Nino weather pattern, which can spark severe floods, forest fires and droughts, could develop in the coming weeks across the Asia-Pacific region. Heavy early morning fog hangs over Sydney Harbor Bridge, 04 Jun 2

发表于:2019-01-13 / 阅读(139) / 评论(0) 分类 VOA标准英语2009年(六月)

Boston Symphony Makes Music in Mountains When Serge Koussevitzy, the Russian-born conductor of the Boston Symphony Orchestra, opened Tanglewood in 1937, he chose an all-Beethoven program, including the Pastorale Symphony. When conductor Christoph von

发表于:2019-01-13 / 阅读(110) / 评论(0) 分类 VOA标准英语2012年(七月)

By Alisha Ryu Nairobi 18 November 2009 A U.S.-flagged container ship which was hijacked by Somali pirates seven months ago has been attacked again off the coast of Somalia. Pirates were unsuccessful in their second attempt to hijack the Maersk Alaba

发表于:2019-01-14 / 阅读(142) / 评论(0) 分类 VOA标准英语2009年(十一月)

By Melinda Smith Washington 15 August 2007 The Western diet, consisting of high fatfoods, is not beneficialfor cancer patients Worldwide statistics show that colon cancer kills more than 600,000 people every year. Now, a new study confirms that diet

发表于:2019-01-16 / 阅读(160) / 评论(0) 分类 2007年VOA标准英语(八月)

The Tiangong-2 space lab, though adopting the structure of Tiangong-1 without too many changes in appearance, has been designed to function much stronger than its predecessor. Zhu Congpeng, chief designer of the lab, says they've focused on a variety

发表于:2019-01-19 / 阅读(131) / 评论(0) 分类 2016CRI中国国际广播电台

通知与确认 Acknowledgments Confirmations 通知对方接到来信Acknowledging receipt of letters1. Dear Mr/Ms,Thank you for your letter No. A-3 of 6th May, offeringus 6 UI-4 Viewdatas. We have passed it on to ourTechnical Department for their c

发表于:2019-02-06 / 阅读(157) / 评论(0) 分类 实用英语

At the Department Store 在百货公司 Key Sentences(重点句子) May I see these ties? 请让我看看这些领带好吗? Here's a nice-looking one. 这条挺好看。 These are silk ties embroidered with dragons, pandas or goldfishes.

发表于:2019-02-19 / 阅读(228) / 评论(0) 分类 实用英语
学英语单词
-axo-
agatolimod
andromedae
anisotropic relaxation
anti-competition
antisense drug
aurified
bijugate
bolsons
bost
bulwarking
C.O.P.
captive audiences
cartwrights wood
case of dyke-breaching
cassette tape system
change speed operation
chronic gingivitis
clock-cases
concordly
core tray
deby
deenergizing circuit
diaminoxidase
direct customer
display emulation
Ecdysanthera
eldson
electric reser
endogas unit
epigastric shock
extractor plunger spring
face-nail
filling-defect
floating point format
fluid stream
fresh water pumper
Germanite-(W)
granular pearlite
graphite floatation
gregerson
guttural pulse
hatch number
heat of emission
high altitude infrared sensor system
Hippocrene
hiraga
hole injector
householder transformation
hypoleukia
isostatic press
jsoc
kmfdm
knapsack abutments
laser pick-off
lifting spring
liquid crystal light valve projector
local switch (ls)
mapping class
marginalism
mouse tracking
nesidioblast
office-house
order Batrachia
paramisolampidius shirozui
performance capability
phasotron
pilot director
pipe resistance coefficient
Pittosporum balansae
poping the whip
radio-geophysical chemistry
radiological weapons
RARP
reactance psychology
repelling groin
residual stability range
restraining coil
Rhodopseudomonas spheroides
Salvia chienii
sash angle
shell fire
skid trail
slow direct shear test
slow read-out
sodium meta-bisulphite
space flight system
stick coil
suspend judgement
synchronous switching
system test time
transpassivation potential
undersets
validation check
vandalisms
vociferation
Weather Permitting Days
Wien distribution law
xerostomic
yent
ylang-ylangs
ynmimycin