噪音功率比

President Obama says he has never seen devastation like he did today in Alabama. The state was among several struck hardest by a storm system that spawned dozens of tornadoes. NPR's Scott Horsley reports Mr. Obama went to Tuscaloosa to see the wrecka

发表于:2018-12-02 / 阅读(80) / 评论(0) 分类 2011年NPR美国国家公共电台4月

From NPR News in Washington, Im Louise Schiavone. Irene continues its northern track, now a tropical storm strength. How they spend the weekend torrent of a path from North Carolina to New England. At least 18 people have reportedly died across 8 sta

发表于:2018-12-02 / 阅读(77) / 评论(0) 分类 2011年NPR美国国家公共电台8月

ROBERT SIEGEL, HOST: 2017 has been bookended by two novels about women and power. As the year began, Margaret Atwood's classic, The Handmaid's Tale, began making its way to the top of the best-seller lists. It depicts a future where women are strippe

发表于:2018-12-11 / 阅读(65) / 评论(0) 分类 2017年NPR美国国家公共电台12月

In Connecticut: We're disappointed, discouraged, tired. Chet Matczak from Tariffville, Connecticut expressed the frustration of thousands who have been without power for eight days. Power crews are still working after a freak October snowstorm took d

发表于:2018-12-17 / 阅读(42) / 评论(0) 分类 2011年NPR美国国家公共电台11月

In his younger days, Michael Oatman was educated on the streets and in bars and strip clubs. Now, the Ohio writer believes the education he's getting in college classrooms has opened doors to a better life. From NPR news, this is weekend edition. I'

发表于:2018-12-19 / 阅读(63) / 评论(0) 分类 2007年NPR美国国家公共电台

5 家用电器 3句英文任你选 I want to buy an air conditioner. 我想买台空调。 Is this washing machine automatic or semi-automatic? 这款洗衣机是全自动还是半自动的? This refrigerator is of low noise design. 这款冰箱是低噪

发表于:2018-12-31 / 阅读(65) / 评论(0) 分类 商务英语口语每天三句半

图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t

发表于:2019-01-02 / 阅读(185) / 评论(0) 分类 数学英语

City Code - Some foreign countries require you to dial a city code before the phone number you are trying to reach. Clamp - A circuit that removes the energy dispersal signal component from the video

发表于:2019-01-03 / 阅读(69) / 评论(0) 分类 电信英语

I've always been an optimist and I suppose that is rooted in my belief that the power of creativity and intelligence can make the world a better place. For as long as I can remember, I've loved learning new things and solving problems. So when I sat

发表于:2019-01-08 / 阅读(101) / 评论(0) 分类 2005年NPR美国国家公共电台

AUDIE CORNISH, HOST: The first wireless-charging laptop is on the market. Some say wireless power could transform consumer electronics as much as Wi-Fi or Bluetooth have. From member station WBUR, Asma Khalid explains what this new laptop could mean

发表于:2019-01-16 / 阅读(55) / 评论(0) 分类 2017年NPR美国国家公共电台7月

AILSA CHANG, HOST: People across the country are gearing up for the solar eclipse on Monday - and not just spectators - energy supply managers, too, especially where you are, David. DAVID GREENE, HOST: Yeah, that's right. Almost half the solar power

发表于:2019-01-16 / 阅读(56) / 评论(0) 分类 2017年NPR美国国家公共电台8月

ARI SHAPIRO, HOST: The lack of electricity in a lot of Florida is one reason that people who want to return to their homes are stuck. They're having trouble finding gasoline to make the drive home. NPR's Jim Zarroli reports. JIM ZARROLI, BYLINE: When

发表于:2019-01-16 / 阅读(69) / 评论(0) 分类 2017年NPR美国国家公共电台9月

LULU GARCIA-NAVARRO, HOST: And this is The Call-In. (SOUNDBITE OF MUSIC) GARCIA-NAVARRO: We're looking at sexual harassment and posing the question, what behavior crosses the line? This past week, more men in positions of power lost their jobs due to

发表于:2019-01-16 / 阅读(61) / 评论(0) 分类 2017年NPR美国国家公共电台11月

KELLY MCEVERS, HOST: It has been four months since Hurricane Maria devastated Puerto Rico. And still, 40 percent of the island's customers are still without power. But as NPR's Adrian Florido reports, some people in one town got so tired of waiting t

发表于:2019-01-16 / 阅读(84) / 评论(0) 分类 2018年NPR美国国家公共电台1月

DAVID GREENE, HOST: President Obama is going through a presidential transition unlike any other. Granted, his transition to power was dramatic during economic crisis. Now, he hands off to a president-elect who pledged to reverse much of his legacy. S

发表于:2019-01-16 / 阅读(209) / 评论(0) 分类 2016年NPR美国国家公共电台12月

ARI SHAPIRO, HOST: President Trump is spending his first week in office reversing Obama administration policies. He's already signed executive actions on health care, two controversial oil pipelines, and he is promising to undo President Obama's plan

发表于:2019-01-16 / 阅读(64) / 评论(0) 分类 2017年NPR美国国家公共电台1月

Naturi Naughton Omari Hardwick: Power Puzzlers JONATHAN COULTON: This is NPR's ASK ME ANOTHER. I'm Jonathan Coulton, here with puzzle guru Art Chung. Now here's your host, Ophira Eisenberg. (APPLAUSE) OPHIRA EISENBERG, HOST: Thank you, Jonathan. Soon

发表于:2019-01-17 / 阅读(74) / 评论(0) 分类 2016年NPR美国国家公共电台8月

LULU GARCIA-NAVARRO, HOST: The word first comes up a lot when talking about the latest album from Cat Power. It's the singer's first in six years, its first since she gave birth to a son. And it's her first since leaving her longtime record label. Bu

发表于:2019-01-17 / 阅读(64) / 评论(0) 分类 2018年NPR美国国家公共电台10月

BEIJING, May 13 (Xinhuanet) - China's central bank announced on Saturday it would lower the reserve requirement for commercial lenders by 50 basis points, the second time it has taken such action this year to inject more market liquidity and shore up

发表于:2019-02-04 / 阅读(110) / 评论(0) 分类 英语新闻

Idiom: Put your money where the mouth is ( support your words with actions )Hit the book: Humming noise Auxiliary Flicker Whine Hydraulic Taxiing Unnerving Prolong Flap The humming noise when you board That's the auxiliary power unit at the back of t

发表于:2019-02-16 / 阅读(82) / 评论(0) 分类 趣味青春英语
学英语单词
acetan
Acroceridae
Airaksela
aquatic mammal
block letter
BN edit descriptor
bodements
bog ore
bougy
bromoperoxidase
bubble-cap coloum
bump cap
carbon apparatus
carlage
chiropraxis
computer controlled telegraph switching
corn grit
critical relaxation time
cryoplankton
curved cutting face
Cyanophyceae
cyclonic gyre
decadianome
defining relative clauses
deg K (degrees Kelvin)
dioxadilol
dock winch
Doppler radio fuze
draw force
electracy
erythrokeratoderma
erythropheresis
esaus
event scanning
force someone's hand
genetic mutations
gottardo
grab video frame
Greymouth
hartmans
hetastarch
homing accuracy
honors course
IM her
interrupt timing
Jog Falls
Kajy-Say
kildow
label stop
Lamphun, Changwat
long ballot
Maeseyck(Maaseik)
magic veil
metarules
minimum seat spacing
motion of urgent necessity
multifrequency sender
myelic lymphangioma
naphthol yellow
Neuryl
Nohalon
notching filter
orthochromatic
pari mutuel
pinning on
plane-dendritic crystal
Pollution of Ship's Antifouling Paint
pulverize
punch-cards
quarterpoint
resighted
rhamnaceous
ribliker
roff
roger bannisters
runway spacing
sambava (sahambavany)
Scombrolabracoidei
self-ordained
senior aircraftman
serial-to parallel converter
specialized capital goods
squae file
steel plow
tafias
terminality
thermal radius
thyoidin
Tiazac
tongues
translational bioinformatics
Tres Valles
trichocladium opacum
Trigonostemon leucanthus
unweaving
variable-aperture shutter
view'd
wailing tone
well-aware
width at tooth root
work list by work center
Zheng Chenggong