音标:['dʒaiərəu,fri:kwənsi] ;
n. [电磁] 旋转频率;回旋频率

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(226) / 评论(0) 分类 2018年VOA慢速英语(七)月

Keeping Washington DC Airspace Safe Is Tall Order 保持华盛顿领空安全是艰巨的任务 WASHINGTON Being the home of all three branches of the U.S. federal government makes Washington, D.C., the prime target for those who want to make their m

发表于:2018-12-16 / 阅读(113) / 评论(0) 分类 VOA标准英语2015年(四月)

保持华盛顿领空安全并非易事 Being the home of all three branches of the U.S. federal government makes Washington, D.C., the prime target for those who want to make their messages and ideas heard. Unfortunately, many of them choose to deli

发表于:2018-12-19 / 阅读(139) / 评论(0) 分类 VOA双语新闻 2015年4月

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(161) / 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(113) / 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(150) / 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(150) / 评论(0) 分类 60秒科学

AMERICAN MOSAIC - Are You Ready for Gyrotonics?By Dana Demange and Nancy Steinbach Broadcast: Friday, February 24, 2006 (MUSIC) HOST: Welcome to AMERICAN MOSAIC, in VOA Special English. (MUSIC) I'm Do

发表于:2019-01-02 / 阅读(183) / 评论(0) 分类 2006年慢速英语(二)月

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(115) / 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(176) / 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(127) / 评论(0) 分类 英伦广角

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(117) / 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(107) / 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(102) / 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(134) / 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(112) / 评论(0) 分类 经济学人科技系列

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(120) / 评论(0) 分类 经济学人科技系列
学英语单词
-dipine
adiabatic curve
aging schedule
airport lounge
alkoxymethyl
amscrays
antiradiation equipment
associative indexing
augmenter tube
backflush valve
bird-sounds
by sheer chance
childhood manic depressive psychosis
coil stocking bay
comparative hearing
conceptualising
concrete ingredient
constraints
cuminyl alcohol
Demansia
disproportionated
distributed concurrency control algorithm
douglasiine
Elorn
embarkers
equi marginal utility
ericoid type mycorrhiza
exclusive-user circuit
fanconi-like syndrome
filetyping
forenisc immunology
framed mattress
habanes
hairy tongue
hard surface plate
helical geared motor
hermans
hexafluorosilicic acid
house conventicle
hybrid representation
i.p.f.
inert gas
insertion liner
intermediate term
internal combrstion turbine
isometopus hasegawai
log-path
makris
melilite fasinite
metalanguage variable
moral pollution
myrio
neo-Confucianism
non-commercial reserves
Novoorenburg
off the road tyre
oinochoe
ophiomitrella
orthoblastic germ band
parallel inductance loading
parauncleo-albumin
parietal lip
part time job for study
past muster
pelvi(o)-
pie-crust table
plessimetric
polysynthetic language
power oscillograph
principal inertia axis
purdue
quadruple link
rendcombe
rhodium tribromide
rule language
Sally Lunns
seam presser
self-energy correction
Shelter Deck and Shelter Deck Ship
speaker box
St-Sylvestre-sur-Lot
statute merchant
striking proof
stroke coefficient
stump-jump mechanism
sulphostannates
Switching Surges
synedra crystallina
teasel cloth
thermopolymerization
Think nothing of it!
thromboxan(e)
tinemen
token-money
transfer functions
trueing
Uebelmannia
ultin
unbigoted
waterbot
weaponries
zed