音响定位仪

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(87) / 评论(0) 分类 2017年Scientific American(九)月

Broadcast: Jan 15, 2003 By Jerilyn Watson This is the VOA Special English Health Report. Many millions of people around the world suffer from problems of the small intestine. Bleeding from abnormal gr

发表于:2018-12-07 / 阅读(109) / 评论(0) 分类 VOA2003(上)-健康资讯

New Device Detects Pilot Blackouts WASHINGTON During certain maneuvers, jet fighter pilots sometimes experience loss of vision and even loss of consciousness. Although short, these so-called blackouts can have tragic consequences. An Israeli company

发表于:2018-12-16 / 阅读(83) / 评论(0) 分类 VOA标准英语2015年(六月)

What did you enjoy least about your last job? 在上一份工作中,你最不喜欢哪方面? I really enjoyed my job,so I can't think of much,except the commuting. 我真的很喜欢那份工作,除了通勤麻烦之外,我想不出还有什么

发表于:2018-12-31 / 阅读(113) / 评论(0) 分类 必背英文面试口语

DEVELOPMENT REPORT – March 18, 2002: Pot-in-Pot Cooling Device By Jill Moss This is the VOA Special English Development Report. In many developing countries, it is difficult to keep food cool. Most

发表于:2019-01-06 / 阅读(112) / 评论(0) 分类 农业与发展

The One With The Giant Poking Device 本集简介: Phoebe avoids going to the dentist because whenever she goes, someone dies. Joey tells Chandler about Janice kissing her husband, and Chandler confronts her. She must chose between the two men she l

发表于:2019-01-07 / 阅读(91) / 评论(0) 分类 老友记(六人行)

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(102) / 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(106) / 评论(0) 分类 Scientific American(六)月

Scientists know all about the therapeutics qualities of blue and red light. But until know, sufferers of acne have to go to hospital to benefit from it. But Lumie, the manufactures of this new LED device hope it would see light therapy moving to the

发表于:2019-01-09 / 阅读(101) / 评论(0) 分类 英语杂谈

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(72) / 评论(0) 分类 好听的英文歌曲

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(125) / 评论(0) 分类 2007年VOA标准英语(六月)

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(86) / 评论(0) 分类 VOA标准英语2010年(十二)月

Device Keeps Internet On When Power Goes Off Erik Hersman and his team in Nairobi have created what they say is the first router made especially for Africa. It's battery powered and rugged. And it's gaining attention in Europe and the United States.

发表于:2019-01-14 / 阅读(105) / 评论(0) 分类 VOA标准英语2013年(五月)

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(84) / 评论(0) 分类 2017年NPR美国国家公共电台1月

印度政府日前推出了一款世界上最便宜的笔记本电脑,售价仅为35美元。据印度人力资源开发部长介绍,这款低成本的触摸屏电脑的主要针对用户为学生,计算机的主板、芯片、处理器、内存和

发表于:2019-01-19 / 阅读(135) / 评论(0) 分类 阅读空间

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(110) / 评论(0) 分类 英文语法词汇

High-Tech Device Reduces Risk of Hospital Infections This machine fires bursts of ultraviolet, or UV, light that penetrate the cells of micro-organisms and kill them. The organisms have no chance to adapt and gain immunity as they might with a chemic

发表于:2019-02-12 / 阅读(117) / 评论(0) 分类 VOA标准英语2012年(二月)

Surprise, surprise 惊喜 词汇扫描 swing 悬摆 fraternity 大学兄弟会 porch 门廊 英文原文 Don't ever pay a surprise visit to a child in college. You might be the one getting the surprise. I learned this the hard way when I swung by my

发表于:2019-02-15 / 阅读(70) / 评论(0) 分类 英语笑话(MP3+文本)

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(63) / 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(88) / 评论(0) 分类 英文摇滚歌曲
学英语单词
6-methyl mercaptopurine
ab initio calculations
alcohol poisonings
anti induction cable
applicable to
Axenfeld-Morax
barock
be fearful
bearparks
biobjective
boating man
burette brush
cadwid rebar splice
camshaft position
cannon r.
Cold Comfort Farm
compatible monolithic hybrids construction
corpora ossis ilium
count for nothing
cukor
Dendrocygnini
depute procurator
designated heir
didropyridinum
dieletric phase shifter
DLTU
dodecimation
drill tower
electric interfering field
enclosed cutout
equivalent absolute nozzle flow
error of calibration
etisus laevimanus
eurytion
fire proofing tile
fire-alarm
front axis suspension
General Franco
general merchandise wholesalers
geomicrobiological prospecting
gravitational waves
heavy casualties
herseth
Hibiscus lobatus
hickway
hositility between capital and labo(u)r
hyperpermeabilities
iron core coil
Iroquois Falls
isopropylidene chloride
jhaveri
keep fit massage
kuzmic
lateral ties of column
liquid relief
lumped parameter isolator
malachowski
metal-clad conductor
minite
monachy
muing
Ndom
oilsands
paleopathologically
parallelism of optical axis
passive Q-switching
phantasmascopes
pith knot
pivalyl bromide
placentomes
primary uraninite
pseudolines
Pycamisan
reciprocal lattice point
resonated with
return line corrosion
rocket scientist
russian white chicken
Sankt Jakob
shoot trace
silo granary
single point moorings
Sir Thomas Gresham
socket pin
solid acid
somnolent
spray painting equipment
St Alban's
st of final state
stuttering urination
T. T. I.
tat
TDES
Thornton Heath
torpedo recovery ship
traffic decentration
twta (traveling-wave tube amplifier)
tylolupenol
variolitic
willfulness
Wolfram Alpha
wood-grain synthetic decorative board