特超声频[率]

And our first story concerns a weapon that said to be hypersonic, meaning it would travel at several times the speed of sound. Russia's defense ministry says it's conducted a successful test of a hypersonic missile. A nation might want to want a weap

发表于:2018-12-02 / 阅读(107) / 评论(0) 分类 CNN美国有线新闻2018年4月

Welcome to Words and Their Stories, from VOA Learning English. On this program we explore common expressions in American English. Like all languages, our expressions come from everywhere. They come from nature, sports, and food. They come from money,

发表于:2018-12-08 / 阅读(182) / 评论(0) 分类 2018年VOA慢速英语(七)月

That's an unnatural act for a rocket. 这对于火箭来说,不是一种自然的行为。 The third stage has a camera. 第三次发射,火箭上有一个摄像机。 We call it rocketcam. 我们称之为火箭摄像机。 And it's pointed at th

发表于:2018-12-18 / 阅读(60) / 评论(0) 分类 TED演讲科技篇

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Why do some chords sound sweet but others make you wince? Well it appears our earsor at least the ears of 250 Minnesota undergradsprefer chords containing harm

发表于:2018-12-24 / 阅读(115) / 评论(0) 分类 Scientific American(五)月

Not rocket science? 不是什么深奥的技术? Its not rocket science. 不是 Now...when you were first coming in contact with these computers and inventing them before the HP1900, 最早接触HP1900时 you do talk about writing programs. 你谈到

发表于:2018-12-27 / 阅读(82) / 评论(0) 分类 名人传记

A New York City entrepreneur is seeking investors for his No Bark startup. With enough investment money, Ty Cobb says, he will be able to discover the melodies that, when played, will instantly quiet barking dogs. Because dogs hear sound frequencies

发表于:2018-12-31 / 阅读(105) / 评论(0) 分类 365个英语简短小故事

Students who listened to different chords rated as more pleasing the ones that westerners think of as harmonious, the individual notes of which have definite mathematical relationships 【英文文本】 Why do some chords sound sweet but others make

发表于:2019-01-02 / 阅读(106) / 评论(0) 分类 60秒科学

补充: Backbone - A series of high-speed network connections through which other networks connect. Bandwidth - According to Webster's: a range within a band of wavelengths, frequencies, or energies

发表于:2019-01-03 / 阅读(66) / 评论(0) 分类 电信英语

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Bats see with their ears, which are highly attuned to pick up minute variations in the reflection of the sound pulses they use to echolocate. Here are so

发表于:2019-01-08 / 阅读(124) / 评论(0) 分类 Scientific American(十二)月

homework: Is going to be a credit count Christmas this year, but as one /the market thats thriving perfume. Youve just seen a ad in the break, is the rich and famous already get up your nose? This Christmas theyll fill your senses as the perfume busi

发表于:2019-01-16 / 阅读(87) / 评论(0) 分类 英伦广角

STEVE INSKEEP, HOST: President Trump's national security adviser, John Bolton, is in Moscow for a second day today. He's there to discuss President Trump's pledge to withdraw from an arms control treaty that bans certain kinds of missiles. This is on

发表于:2019-01-17 / 阅读(78) / 评论(0) 分类 2018年NPR美国国家公共电台10月

Prince Charles has some similarities with Nicole Kidman. 查尔斯王子和妮可基德曼就有相似之处。 They have similar sound of eyes. 他们的眼睛听起来很像。 So you relate people that you wouldn't relate, 当你将一些毫无相关

发表于:2019-01-18 / 阅读(73) / 评论(0) 分类 TED演讲国际问题篇

A girl listening to the recording of Laurel on vocabulary.com and she heard Yanny. 一个女生在vocabulary.com上查Laurel这个词时,发现自己听到的是Yanny。 发到网上想不到网友也分成了两派。 It divided the internet. 它把

发表于:2019-01-22 / 阅读(67) / 评论(0) 分类 美国文化脱口秀

Can Men Handle Alcohol Better than Women? 男性酒量比女性好吗? Some men brag that they can handle alcohol better than women. Can there be some truth to that? 引导语:许多男性吹嘘说他们比女性更能掌握酒量。有事实能证

发表于:2019-01-26 / 阅读(60) / 评论(0) 分类 英语听力文摘 English Digest

Oh it's a long way down 这是一条漫漫路途 But if you don't look, you don't have to know it 但若你不去看自然不必知道 And I can be around 我会在旁接住你 To catch your fall if you're losing your grip 当你失去平衡 Can't yo

发表于:2019-02-01 / 阅读(91) / 评论(0) 分类 听歌学英语

Science and technology 科学技术 Channelling heat 导热 Good conduct 优质传导 It may soon be possible to control heat flows with great precision 可能很快人们就有可能如臂使指地控制热量流动了 HEAT, as every schoolboy knows

发表于:2019-02-06 / 阅读(74) / 评论(0) 分类 经济学人科技系列

Lockheed Martin says it's developing a Mach 6 aircraft that would be faster than any other fighter jet. 洛克希德马丁公司日前宣布,该公司正在研发一款速度可达6马赫、比其它所有飞机都快的战斗机。 Called the Hype

发表于:2019-02-06 / 阅读(221) / 评论(0) 分类 英语新闻

Science and technology 科学技术 Channelling heat 传递热量 Good conduct 良好的传导 It may soon be possible to control heat flows with great precision 有可能实现对热流的精确控制 HEAT, as every schoolboy knows, moves in three w

发表于:2019-02-17 / 阅读(83) / 评论(0) 分类 经济学人科技系列
学英语单词
acidoproteolytic
acyclic motor
aiding field
Airy equation
anthus hodgsoni hodgsoni
antihemophilic factors
ascites trocar
asymptotic performance
Attempted Escape
Aulnois-sur-Seille
bell ringer
beta-Boracite
brute forced
bulk shieldling reactor
bushlip
caincas
canute the greats
chaperoned
chelic polymer
contextual facilitation
dermatophytoses
diagonial
donary
drive-side
e-tron
edge-defined film-fed growth
electric frying pans
electric polisher
euphausi(i)d (shrimp)
exponential value
face-hardening
film type evaporator
fumify
GaAs infrared emitter
Gabbropas
gen
Gentiana duclouxii
giunti
glide trajectory
gradations of image
Groin-head
hitting drill
inbound (inbd)
incomplete cyme
incremental budgeting
jacquard weight
Kaduna
KICC
Kinheim
Kleine Sluis
lay intermediary
leukodystrophy globoid-cell
LNG gasification
loreen
Meadfoot bed
melopsittacus undulatuss
midband
minipreparation
mournaval
multiflued
neurosecretion
nonbearingconcrete
nonsenser
origin address
Paderne de Allariz
pandemonic
pepus
perdeuterated
picknicked
piston-type spray pump
Platemys
platycogenic acid
polemical treatise
prorsal
provision of ford
pulse-rate
putting those down
resin selection
shed hand
shot borehole
sifted
simple ore
single-intradermal tuberculin test
solancarpidine
soupmakers
spheric(al) tool post
sun cured vegetable
surveillance radar approach
tailor-made microbe
TDJD
tent embassy
time division switching system
towbin
Tuazole
u-tube-type heater
U.S. Mint
unemployment compensation payable
upthrown
vapor-liquid separation
viva voce
wool-worker
Xylosma racemosa