[声] 声学智能

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(128) / 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(152) / 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(149) / 评论(0) 分类 Scientific American(五)月

People say intelligence is a lot more attractive than beauty. I often ask people if they would prefer a partner who is intelligent or good looking. They almost always say they want someone who is intelligent. I wonder why it is some of us are so inte

发表于:2018-12-26 / 阅读(117) / 评论(0) 分类 纯正英语一分钟

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(169) / 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(200) / 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(165) / 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(202) / 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(141) / 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(149) / 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(197) / 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(127) / 评论(0) 分类 Scientific American(八)月

Rumsfeld Defends Intelligence, War in Iraq Alex Belida Defense Secretary Donald Rumsfeld has strongly denied the Bush Administration manipulated intelligence on Iraq's weapons of mass destruction prog

发表于:2019-01-09 / 阅读(131) / 评论(0) 分类 VOA2004(上)--各类新闻

Former US Inspector Criticizes Faulty Intelligence in Iraq Weapons Search Deborah Tate Former chief U.S. weapons inspector David Kay is blaming faulty intelligence for the failure to find weapons of m

发表于:2019-01-11 / 阅读(126) / 评论(0) 分类 VOA2004(上)--各类新闻

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(157) / 评论(0) 分类 2015年VOA慢速英语(九)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(128) / 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(168) / 评论(0) 分类 VOA标准英语2009年(十一月)

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(155) / 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(177) / 评论(0) 分类 实用英语

By Robert Berger Jerusalem 08 December 2007 Israeli officials are throwing cold water on this week's U.S. intelligence report that plays down Iran's nuclear ambitions. As Robert Berger reports from VOA's Jerusalem bureau, Israel remains deeply suspic

发表于:2019-02-07 / 阅读(130) / 评论(0) 分类 VOA常速英语2007年(十二月)
学英语单词
akaryocyte
Auxerre
bathyraja isotrachys
Bayou d'Arbonne Lake
bewander
big bethel
blenniidaes
book reviewing
Cangan
catharinaea angustata brid.
cohort analysis
coition death
Collision With the Cause Left in Doubt
complete rectifier and inverter characteristics
cooling device of machining
cowan mt.
creative leadership
Csakanydoroszlo
diffluent thermal trough
directness
double impulse
draught centre
drops behind
dysperistalsis
economic postulate
electric hair clipper
encephalic amoebiasis
exchange cap
farrell
Favaro
flicker fusion frequency
galvanometric system
genus piceas
godetias
got up
grasserie
ha-ra
hand-drier
hopped wort
inclusion bodies
intelliservers
ion implanted resistor
isblank
isless of scilly
K. & R.
karl rudolf gerd von rundstedts
keep one's mouth closed
kiln turner
labio-palatal
landauer
less-toxic
lower right quadrant
lunar noon
Maigue, R.
mateynys
medium density polyethylene (mdpe)
melassic
metasternal
microdon
midlist
mona pass.
monitoring and modification
multi stage amplification
N-methyldiphenylamine
negative thrust duration
neighbor tone
nonaocptide
oblyrate
ottava alta
palaeocontinents
pedophobia
peminoside
photoradiations
plainnesses
plate basket
poisons
polyformalolehyole fiber
Quadripods
question in issue
r-plasmid
rack rates
ray ellipsoid
Ricketon
satellite sealed container hoisting tool
seasonal compensation
self-enforcements
semiperpetual
side sheet
spacing of cuts
speak forty to the dozen
split outer race of the wound roller bearing
subread
thermo-unstable
tranq
uncomments
war risk insurance
wellston
wide-angle coverage
withholding detain
Yeloshnoye
zero(-point) energy
zoonotic diseases