声面波关联器

Windows Vex Bats' Echolocating Abilities 干扰蝙蝠回声定位的烦人窗 Just as humans understand the shape of our surroundings by how light reflects off objects, bats use reflections of sounds they produce insteadwhats called echolocation. But

发表于:2018-12-02 / 阅读(146) / 评论(0) 分类 2017年Scientific American(九)月

Jack plunched down into thesea, the water was freezing cold, hepumped back up to the surface, choaking and coughing, the lifevest kept Jack closed, but the waves kept hammering at him. Help! Jack shouted. Thought to the twenty foot tiger shark, andmy

发表于:2018-12-10 / 阅读(158) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

By Lisa Schlein Geneva 31 October 2007 The World Meteorological Organization says theLa Niaweather event is under way across the central and eastern equatorial Pacific and these conditions are expected to continue through the first quarter of 2008. L

发表于:2019-01-03 / 阅读(133) / 评论(0) 分类 2007年VOA常速英语(十月)

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. In theory, scientists could learn a lot about our health by testing tiny amounts of bodily fluidsa drop of blood, a tear, a bead of sweat. But somethin

发表于:2019-01-08 / 阅读(164) / 评论(0) 分类 Scientific American(十一)月

This is Scientific American's 60-Second Science, I'm Cynthia Graber. This'll just take a minute. When Harry Potter slips underneath his invisibility cloak, he can wander freely undetected, but what about a cloak of silence, one that completely deaden

发表于:2019-01-08 / 阅读(175) / 评论(0) 分类 Scientific American(六)月

Venice's Church of the Most Holy Redeemer has held a musical celebration every year since its construction in 1592. And recently, the church has inspired debate among historians: How could its echoing chambers clearly portray the complicated music pe

发表于:2019-01-08 / 阅读(182) / 评论(0) 分类 Scientific American(十一)月

This is Scientific Americans 60-Second Science.I'm Cynthia Graber . This will just take a minute. (Chirping sound.) That may not sound likemuchbut its the loudest animal in the world. For its size, that is. Theinsect called the water boatman is two m

发表于:2019-01-08 / 阅读(157) / 评论(0) 分类 Scientific American(七)月

Lindsey KaneYou'll be whole to the one in the corner i got something to say you have never been alone know not even a day and i know that you feel a hope is gone away lost and fogot it and things take it away~~ but you wanna always be this way so you

发表于:2019-01-09 / 阅读(125) / 评论(0) 分类 好听的英文歌曲

By Dan Robinson Capitol Hill 23 April 2007 House and Senate negotiators have agreed on a military funding bill containing a timetable for withdrawing U.S. forces from Iraq. VOA's Dan Robinson reports, approval of a conference report for the Iraq-Afgh

发表于:2019-01-12 / 阅读(164) / 评论(0) 分类 2007年VOA标准英语(四月)

By Doug Levine Washington 27 June 2007 It's been more than 15 years since saxophonist Joshua Redman won first prize at the Thelonious Monk International Jazz Competition. That honor proved to be a worthwhile stepping stone, as he went on to record mo

发表于:2019-01-13 / 阅读(179) / 评论(0) 分类 2007年VOA标准英语(六月)

By Robert Berger Jerusalem 20 April 2006 Palestinian minister of Jerusalem affairs Khaled Abu Arafa, center, leaves following a meeting with Israeli parliament members Slapped with Israeli sanctions,

发表于:2019-01-13 / 阅读(182) / 评论(0) 分类 2006年VOA标准英语(四月)

Chris Hillman Edward Pederson's At Edwards BarnChris Hillman and Herb Pedersen had bluegrass in common when they met as teenagers in Los Angeles back in the early '60s, but the two didn't make much music together until years later. Hillman first came

发表于:2019-01-13 / 阅读(138) / 评论(0) 分类 VOA标准英语2010年(十二)月

LOURDES GARCIA-NAVARRO, HOST: If you're familiar with the band Disturbed, you're probably used to hearing them sound like this. (SOUNDBITE OF DISTURBED SONG, INSIDE THE FIRE) GARCIA-NAVARRO: But last year, the band softened its sound when they covere

发表于:2019-01-16 / 阅读(138) / 评论(0) 分类 2017年NPR美国国家公共电台1月

By Katherine Cole Washington 16 December 2006 Multi-instrumentalist Sam Bush has been taking his music beyond the boundaries of traditional bluegrass for almost 35 years. As a founding member of the New Grass Revival, Sam pioneered a whole new direc

发表于:2019-01-20 / 阅读(210) / 评论(0) 分类 2006年VOA标准英语(十二月)

By Liu Enming San Francisco, California 04 September 2007 Pipe picks up sounds created by waves At the tip of a tiny peninsula near San Francisco, California's Golden Gate Bridge stands the Wave Organ, a work of art that allows people to listen to mu

发表于:2019-01-20 / 阅读(189) / 评论(0) 分类 2007年VOA标准英语(九月)

Abadie's Sign Chinese阿巴迪征(跟腱受压无感觉,见于脊髓痨) Abaptiston Chinese安全开颅圆锯 abarognosis Chinese压觉缺失 abasia astasia Chinese立行不能 abasia Chinese步行不能 abdominal reflex Chinese腹壁反射 abduction Chinese外展 abiotrophy Chinese生活力

发表于:2019-02-07 / 阅读(166) / 评论(0) 分类 英文语法词汇

Just as humans understand the shape of oursurroundings by how light reflects off objects, batsuse reflections of sounds they produce insteadwhat's called echolocation. But despite theirexcellent sensing abilities, one type of obstaclevexes the animal

发表于:2019-02-14 / 阅读(123) / 评论(0) 分类 2018年科学美国人1月

So what really happened? Hertzfeld asked. Is it really as bad as it looks? 到底发生了什么?赫茨菲尔德问道,真的有这么糟吗? No, it's worse. Jobs grimaced. It's much worse than you can imagine. 不,更糟,乔布斯一副愁眉

发表于:2019-02-15 / 阅读(137) / 评论(0) 分类 乔布斯传

The Way It Goes (Acoustic) - Passenger One man's home is another man's journey Stars shine late and the sun shines early One man's straight and another man's curly It's just the way it goes One man's trash is another man's treasure Rummaging around i

发表于:2019-02-18 / 阅读(143) / 评论(0) 分类 英文摇滚歌曲

Those waves hitting the sand actually begin far out at sea. And it doesnt take much to get them going. A little wind will do the trick. First the wind blows over the surface of the water, generating the little ripples you can see just by blowing acro

发表于:2019-02-23 / 阅读(123) / 评论(0) 分类 英语时差8,16
学英语单词
acetylperoxide
addl.
air vulcanizing cement
androstenes
armatures
association diagram
baccha (allobaccha) fallax
bananarama
beardless iris
bitter orange tree
blossom out into
boxcar lengthener
brims over
Butvar adhesive
celestial ultraviolet telescope
chain extension
Charpy impact text
cheese dream
chondrigenous
Combarbala
congresss
convey'd
countably normed space
cuddle class
database buffer management
deep abscesses
deep circumflex iliac vein
demania cultripes
deprescribing
distance of radar horizon
draunt
dynamooil
efficiency of capital
electric peak
ensonification
erythrocyte osmotic fragility test
esterling
eupalustris
ferry stress
fit rods
foreign exchange capital account
give a shit
glenmuirs
glossy surface
gold sand
guisnes
hemphill
high purity graphite products
historical geomorphology
incandescent state
ingot metal
initial population inversion
instant vaporization
Interdistrict Settlement fund
island platform
lifejacket box
light C bag
maratta
mind wandering
misconstered
mocoes
money
money-centres
mutual exclusiveness
mycoleptodiscus taiwanensis
non-neutral period deposit
nonrecurrent point
Nyasalander
oleoresincus varnish
one-way approach
overjustified
overtilt
pongaus
potassium-feldspar
print material
relational database management system
rowzie
ruleset
shitposting
show one's colors
soil and water utilization
ssp. nov.
static (adj.)
Stenochara
Tardoki-Yani, Gora
telex rate
temperature monitoring
terra miraculosa (bole)
the gloaming
tool hold
tried-and-true
tupuna
undispensable
voice in the wilderness
voix
wearing-in period
Wednesday I.
whole tone scale
works over
z-buffers