[电] 弹性声抗

[00:10.61]disposal dispose dispute disregard [00:15.58]n.处理,处置 vt.安排,布置 vi.处置v.争论,争执 n./v.不管,不顾 [00:20.56]dissatisfy dissolve distance [00:24.48]v.使不满,使不平 v.(使)溶解,(使)融化解散,

发表于:2018-11-30 / 阅读(104) / 评论(0) 分类 考研英语词汇2005

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(83) / 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(82) / 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(84) / 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(114) / 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(133) / 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(112) / 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(131) / 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(89) / 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(92) / 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(84) / 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(67) / 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(93) / 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(72) / 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(102) / 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(92) / 评论(0) 分类 2016CRI中国国际广播电台

As you may have heard, Robin's got a great new book, it's called Everybody's got something and last night it was Letterman who got Robin. She's stayed up way past her bed time in a every special apperance. When I got outside of, or I'm still gonna be

发表于:2019-01-29 / 阅读(54) / 评论(0) 分类 访谈录2014年

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(128) / 评论(0) 分类 实用英语

A human hair consists mainly of a protein called Keratin. It also contains some moisture and the trace metals and minerals found in the rest of the body. 人类的头发主要由一种叫角朊的蛋白质组成,并含有水分及在身体其他部分

发表于:2019-02-08 / 阅读(86) / 评论(0) 分类 阅读空间

A human hair consists mainly of a protein called Keratin. It also contains some moisture and the trace metals and minerals found in the rest of the body. 人类的头发主要由一种叫角朊的蛋白质组成,并含有水分及在身体其他部分

发表于:2019-02-14 / 阅读(110) / 评论(0) 分类 实用英语
学英语单词
acmocalyx
addition without carry
Aegyptianella
algebraic function element
anomaly gradient zone
any ole
applied mechanics
Arazede
beach mark
belly spreader
charybdis acuta
committee for aboriginal education
commuter passenger traffic
confirmatory factor analysis (cfa)
critical fusion frequency (cff)
CSSB
cunjevois
dark field
default home page
devaluating
discoasts
dislide
elsbernd
epicuticula
eucalyptus regnanss
excelsior board
family Sialidae
fault castings
flairtending
form type
frequency synchronisation automatic device
fugitive colour
gaap
gallowglasses
general site switchboard
generalized inverse
geometrical isomer
glassine (paper)
Gochang-gun
HAA
havilah
hexacanthus
hold at
interlobular vein
International Criminal Police Organization
k?petdag gershi (koppeh dagh)
lift on/lift off
lipoid substance
lube hydrotreating
materials accounting method
migration value
mountain-making
multihead filling machine
multistation Doppler system
non-acid wash
observer-actor effect
pectus
periodontal chart
pest
pole jumps
potato rhizoctonosis
pressure tight
priestlike
pring
product-cycle model
PSSPCL
Pyrus ussuriensis
rationable
roulette and splitting method
run-of-mill ore
saddos
sandatone
sanke
segregation of traffic
sell someone a goldbrick
Semikarakorsk
solution by formula
South East Derbyshire
spacecraft power supply
Strait of Sicily
stuy
submodulator
Suffolk punches
suncream
supervisit
supervolcano
sweat glands
tale-bearing
Thabaung
thoracic indices
three-dimensional tracking radar
throwaway line
top center wheel jewel
tree function
trichosporosis indica
tuberculostat
under one roof
waste sheet
watching timer
wet twisting
wirbles
wittite