时频分析

WHITE HOUSE President Donald Trumps administration wants to shut down U.S. government radio stations that announce official time, a service in operation since World War II. WWV and WWVB in the state of Colorado and WWVH on the island of Kauai in the

发表于:2018-12-01 / 阅读(117) / 评论(0) 分类 VOA标准英语2018年(九月)

UNIT 21 RADIO PROGRAMS( Ⅰ ) Lesson41 Part Ⅰ UNIT 21 RADIO PROGRAMS( Ⅰ ) Lesson 41 Part Ⅰ Warming-up Exercises Place Names Ankara Brussels Kampala London Rome Rangoon Washington Bangkok Vienna

发表于:2018-12-03 / 阅读(123) / 评论(0) 分类 英语听力入门 (全四册)

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(190) / 评论(0) 分类 2018年VOA慢速英语(七)月

Specific times Question When do you . . . (present tense) I usually/always . . . in the evening at 9:00 on Mondays before dinner after I eat lunch when I get home When did you... (past tense) I (past tense) last night before class while I was eating

发表于:2018-12-17 / 阅读(76) / 评论(0) 分类 英语词组对话

So I became very err.... captivated by computer. 我完全给计算机迷住了 And a computer to me was still a little mysterious 当然计算机对我而言仍然有些神秘 cause it's at the other end of wire,I had never really seen the actual co

发表于:2018-12-27 / 阅读(68) / 评论(0) 分类 名人传记

Some state lawmakers are pushing to ban(1) potentially(2) cancer-causing(3) chemicals from children's products and sofas. The two flame retardant(4) chemicals are known as TCEP and TDCCP and are found in car seats, strollers(5), changing pads(6), oth

发表于:2019-01-01 / 阅读(106) / 评论(0) 分类 英语博客 A cup of English

This following paragraph was taken from a home magazine that focuses on storage and using spaces well in the home. It might seem, in this age of electronic books and computer tablets, that a library is an outdated (1)room to include in a home. But, i

发表于:2019-01-01 / 阅读(89) / 评论(0) 分类 英语博客 A cup of English

Facing powerful opposition to new gun laws, President Barack Obama is considering(1) 19 steps that he could take through executive action(2). The steps could include punishing(3) people who lie on gun sale background checks(4), getting more complete

发表于:2019-01-01 / 阅读(74) / 评论(0) 分类 英语博客 A cup of English

Nationwide(1), metal theft has become a serious problem since about 2005, according to(2) a 2010 report on metal theft by the U.S. Department of Justice. That's when metal prices rose substantially(3). In 2002, for example, copper prices hit a record

发表于:2019-01-01 / 阅读(93) / 评论(0) 分类 英语博客 A cup of English

Farmers, ranchers(1) and county officials(2) from Eastern Washington said a plan to manage(3) wolves as they are re-established in the state has good ideas but doesn't go far enough to cover their potential losses(4) or protect their property. Wolves

发表于:2019-01-01 / 阅读(80) / 评论(0) 分类 英语博客 A cup of English

Some of my listeners have asked me to examine and explain English phrases and vocabulary in depth. I think that that is a great idea. In order to do this, I have selected a small paragraph from a magazine that is about wasting money. This will be the

发表于:2019-01-01 / 阅读(82) / 评论(0) 分类 英语博客 A cup of English

Three radio stations in the United States mainly broadcast one thing: the official time. The three are radio stations WWV and WWVB, in the state of Colorado, and WWVH, on the island of Kauai in Hawaii. They send out signals that are used by millions

发表于:2019-01-03 / 阅读(107) / 评论(0) 分类 2018年VOA慢速英语(九)月

Frame In time division multiplexing systems, Frame is a sequence of time slots each containing a sample from one of the channels carried by the system. The frame is repeated at regular intervals, (nor

发表于:2019-01-03 / 阅读(106) / 评论(0) 分类 电信英语

Are you guilty of dwelling on a problem much longer than you should? Many people get caught up in overthinking problems from time to time, but some people make a habit of it. This habit can affect grades and academic performance, because students can

发表于:2019-01-03 / 阅读(72) / 评论(0) 分类 实用英语

Well, I was born with a rare visual condition called achromatopsia, which is total color blindness, 我出生在一个色彩极少的世界,世界只有明暗之分,这叫做全色盲 so I've never seen color, 所以我不知道什么是颜色, a

发表于:2019-01-18 / 阅读(100) / 评论(0) 分类 TED演讲国际问题篇

Voice 1 Hello. Im Rachel Hobson. Voice 2 And Im Mike Procter. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Welcome to our li

发表于:2019-01-19 / 阅读(96) / 评论(0) 分类 环球英语 Spotlight

When you take a long time, you're slow. When your boss takes a long time, he's thorough. When you don't do it, you're lazy. When your boss doesn't do it, he's too busy. When you make a mistake, you're

发表于:2019-02-01 / 阅读(142) / 评论(0) 分类 趣味英语

发表于:2019-02-03 / 阅读(98) / 评论(0) 分类 英文语法词汇

Disappearing words 消失的文字 Kate: Hello, I'm Kate Colin and this is '6 Minute English' - and thanks to Jackie Dalton for joining me today. Good Morrow Jackie! Jackie: Ehpardon? Kate: Good Morrow! I beseech thee, whence comest thou? Jackie: ErmmKat

发表于:2019-02-06 / 阅读(108) / 评论(0) 分类 六分钟英语

因果(后接原因): =〉因为:owing to; in respect that; on account of; due to; for the reason that; since; for; may account for; =〉由导致:as a consequence / result of; is the result of; derive from; result from; be a response to; 因

发表于:2019-02-09 / 阅读(138) / 评论(0) 分类 GRE作文
学英语单词
acneigenic
adorn'd
apple processing
atropholysis
Auchterderran
Azandes
balloches
batterymate
belt pinch
biabina
blown periphery
blue blood
boucheron
breach of police regulations
breast bone
burweed
Butamidum
cardiovascular endurance
Celcure
Chinese ink box
chromaticity coodinates
circular arc profile
cloghad
Commissura grisea posterior
conjugative effect
contradiction between
cooperative interaction
cosmic-ray proton
decalcifiers
direction
dissidents
drip tips
ease to
eelams
expansion of rail ends
Falicia
fanhood
file folders
first break time
gathering station
gesticultatory tic
group parameter
helicoidally
hemicrystalline
idololatric
in for it
inorganic base grease
input/output mode
interfund accounts
intervisiting
jawing
jiff
Jonah crabs
kulman
laparomyomectomy
length of elbow draft tube
light and acoustic signal
microvessels
mischanging
multi-pulse mode chain
multilayer control structure
natural polymers
Naya, R.
nonlinear multivariable system
on holiday
orudiss
overindulger
Peeso drill
phase-shifting device
pipeline characteristic curve
positive morality
prismatic coefficient
product forecast
proudhons
Pseudoimpotence
pulmoniac
rating design
receding chaser collapsing tap
run to excess
San Luisito
san sebastian international film festival
sanibel island
scarbroite
shift converter
ship principal dimensions
Shortia sinensis
silent-block mounting
Special-Purpose Entity
stemteema
stick by one's gun
stratigraphic analysis
sulfoichthyolate
supply routing or operation list
syllabize
tabular books
Te Wera
telescopic antenna
Thames Valley
to get people
vice activation
water use in rotation