自功率频谱

The new gasoline/electric hybrid Chevrolet Volt Today President Obama visits a U.S. auto plant that makes the battery-powered Chevrolet Volt. Some analysts think the Volt could revitalize the struggling American auto industry with its high-tech batte

发表于:2018-12-08 / 阅读(107) / 评论(0) 分类 VOA标准英语2010年(七)月

The world leaders at the summit in Washington on the global financial crisis have agreed on an action plan that includes greater regulation of financial markets, something European leaders have been advocating for years. And countries such as India,

发表于:2018-12-17 / 阅读(90) / 评论(0) 分类 2008年NPR美国国家公共电台11月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. This will just take a minute. Pregnant women shouldn't drink. It's become gospel, because of the danger of fetal alcohol spectrum disorder. Alcohol can disturb the normal development

发表于:2018-12-24 / 阅读(169) / 评论(0) 分类 Scientific American(三)月

投资顾问Jerry跟客户Frank见面,建议他投资电动汽车电池技术的开发,Frank似乎有顾虑。 F: I don't know....sounds like a gamble to me. J: All investing is a gamble! But sometimes gambling pays off big time! F: That's true..

发表于:2018-12-25 / 阅读(93) / 评论(0) 分类 礼节美语

autocrat n 独裁者(拥有无限权力的人)=dictator=tyranny=despotism=totalitarianism 【记】auto自己,crat统治-自己统治-独裁者 【参】autocratic[SAT](adj 独裁专制的);autocracy(n 独裁政府);demo

发表于:2018-12-30 / 阅读(104) / 评论(0) 分类 不择手段背单词

Hi, everybody. One of the most urgent challenges of our time is climate change. 大家好。当代最紧迫的一项挑战就是气候变化。 We know that 2015 surpassed 2014 as the warmest year on record - and 2016 is on pace to be even hotter. 我们

发表于:2018-12-30 / 阅读(86) / 评论(0) 分类 奥巴马每周电视讲话

Where Do Rainbows Come From? Throughout history, rainbows have been a source of mystery and legend. Rainbows are also important symbols in a number of cultures around the world. In the Old Testament o

发表于:2018-12-31 / 阅读(154) / 评论(0) 分类 有声英文阅读

Where Do Rainbows Come From? 彩虹来自何方 Throughout history, rainbows have been a source of mystery and legend. Rainbows are also important symbols in a number of cultures around the world. In the Old Testament of the Bible, for example, God s

发表于:2019-01-02 / 阅读(99) / 评论(0) 分类 双语有声阅读

[00:00.00]Fuel CellEnergy in the Future [00:09.66]The price of oil has soared from $43.45 a barrel to $65.35, a 50% gain. [00:19.95]It is transportation such as driving back and forth to work [00:24.32]and visiting companies that burns lots of fossil

发表于:2019-01-02 / 阅读(107) / 评论(0) 分类 晨读英语美文60篇

Angela Merkel, who has steered Germany through several global crises as its first female leader, said last Sunday that she will seek a fourth term as chancellor in general elections next year. 安吉拉默克尔上周日宣称,将在明年举行的大

发表于:2019-01-07 / 阅读(347) / 评论(0) 分类 英语新闻

Some call it the hormone of love. Its oxytocin and it helps moms bond with and breast-feed their babies, and even keeps romantic couples content. Now a study suggests that this same hormone might also help people with autismby improving their social

发表于:2019-01-08 / 阅读(131) / 评论(0) 分类 Scientific American(二)月

The White House says it's exploring new options to save the auto industry after a 14-billion-dollar bailout bill collapsed in the Senate yesterday. Congressional Democrats want the Bush Administration to act quickly. NPR's Debbi Elliot reports. Whit

发表于:2019-01-08 / 阅读(101) / 评论(0) 分类 2008年NPR美国国家公共电台12月

新技术:开灯就有无线宽带 Bulbs could soon be used to broadcast household broadband 英国爱丁堡大学的一位教授研究出了一项新技术,能够让普通的电灯泡作为无线网络信号传输器,只要开灯,就能无线上

发表于:2019-01-08 / 阅读(179) / 评论(0) 分类 轻松英语

New Book Examines the Power of Young Introverts 新书探讨内向青少年的力量 Speak up! Put yourself out there! American society generally places high value on being friendly and speaking freely. That can can worry introverts. Introverts are p

发表于:2019-01-12 / 阅读(126) / 评论(0) 分类 2016年VOA慢速英语(六)月

Former U.S. President Clinton and mayors from around the world are gathering in Seoul this week for a summit on reducing greenhouse gases in the world's cities. London Mayor Boris Johnson says the leaders hope to agree on ways to end the world's end

发表于:2019-01-13 / 阅读(108) / 评论(0) 分类 VOA标准英语2009年(五月)

DAVID GREENE, HOST: And let's turn now to Puerto Rico, where three-quarters of hospitals are still operating on limited emergency power. This creates dangerous conditions for critically ill patients. NPR's John Burnett spent a day with a federal disa

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10月

Science and Technolgy. 科技。 Visible-light communication. 可见光通信。 Tripping the light fantastic. 与光共舞。 A fast and cheap optical version of Wi-Fi is coming. 一个高速而廉价的光学Wi-Fi即将问世。 AMONG the many new

发表于:2019-01-26 / 阅读(171) / 评论(0) 分类 经济学人科技系列

不容忽视的她力量 She-power 今天是三八国际妇女节,女同胞们是不是都放假出去庆祝啦?如果你还坚守在工作岗位,也请你不要沮丧,因为这说明女性的力量越来越强大,没有了女性,男同胞们

发表于:2019-02-01 / 阅读(97) / 评论(0) 分类 英文语法词汇

LAS VEGAS, the United States, Jan. 12 (Xinhua) -- NVIDIA, the computer chip manufacturer best known for its high performance graphics processors, is looking to make further inroads with the automobile industry by integrating its new Tegra 3 mobile pr

发表于:2019-02-02 / 阅读(120) / 评论(0) 分类 英语新闻

Science and technology 科学技术 Visible-light communication 可见光通信 Tripping the light fantastic 与光共舞 A fast and cheap optical version of Wi-Fi is coming 一个高速而廉价的光学Wi-Fi即将问世 AMONG the many new gadgets u

发表于:2019-02-06 / 阅读(143) / 评论(0) 分类 经济学人科技系列
学英语单词
act of state
aftercropping
assembly job step
baldmoney
be out of tune
beams of light
beechnut
bill of loading
blurred signal
box briefs
center of forecasting and analysis
charcot's crystal
clip quadrat
collapse massive
customer engineering monitor
defrayals
disiloxanoxy-
drift frequency
duffel
dugway
DXM
EPTHIANURDAE
Euclid
FFT analyzer
finesses
flexible light pipe
fortification-spectrum
freland
funplexes
gas-making plant
genus Blechnum
GNCA
h.225
hablando
hand bone
heat resources
Hemmet
hip-knee-ankle-orthosis
humectated
hyperbolic point on a surface
iliophagous
inhumane
interspecific crossing
intertrial
jibbed
Jupiter magnetic field
K-factor
keary
LGBTQI
liquid polyisoprene rubber
make a sign
make the acquaintance of sb.
Maragheh
MicroLAN
Miłakowo
musty odo(u)r
natural regeneration
net long-term debt
next signal
nogaku
non-interpolating semi-lagrangian method
Novoxapin
parabromobenzoyl chloride
phloem ray
phototheodolite camera
plantarflexors
polder (land)
polymetre
portable yard crane
power extractor
price-to-earnings ratio
proctosigmoidectomy
Qualification period
radclyffe halls
relative minimum value
rib side
richardson-vicks
ridleyi
rotary printing machine
Search for text in the current document
sex appeal
shmuks
show your ass
Smilax riparia
sojournant
specific project
specky fabric
spindle bore lathe
spirillotropism
steam-jet heater
stoap
synchorial
Sława
Tacuarembo
telemarking
temporal connection
Termination of SAR Operation
thermal (-neutron)spectrum
threadedly
torpors
vapor resistance
waste gate valve