四苯硅

Lesson 10 Silicon valley 硅谷 First listen and then answer the following question. 听录音,然后回答以下问题。 What does the computer industry thrive on apart from anarchy? Technology trends may push Silicon Valley back to the future. Ca

发表于:2018-11-27 / 阅读(1019) / 评论(0) 分类 新概念英语第四册

AS IT IS 2015-09-01 Los Angeles' Silicon Beach Becoming Like Silicon Valley America's high technology industry is centered in northern California. The area, known as Silicon Valley, is a short drive from San Francisco Bay. Silicon Valley is home to G

发表于:2018-12-08 / 阅读(86) / 评论(0) 分类 2015年VOA慢速英语(八)月

California's Silicon Beach Is Growing Hub for Tech Start-Ups On the west side of Los Angeles, people from around the world come for the beach, year-round sunshine and warm weather. This also is where Gregg Spiridellis and his brother operate the onli

发表于:2018-12-08 / 阅读(55) / 评论(0) 分类 VOA标准英语2012年(七月)

Many of the Burgess specimens have now been assigned to living phyla just where Walcott put them in the first place. 许多布尔吉斯标本现在已经归到活着的动物的门里就是沃尔科特最初放置它们的地方。 Hallucigenia and s

发表于:2018-12-18 / 阅读(125) / 评论(0) 分类 万物简史

A citizen uses her cellphone to scan the QR code on a mobike in Beijing. [Photo: China Daily] Issues connected to innovation are being actively discussed by lawmakers at the annual political sessions here in Beijing, with observers suggesting the Chi

发表于:2018-12-20 / 阅读(89) / 评论(0) 分类 2017CRI中国国际广播电台

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro

发表于:2018-12-24 / 阅读(101) / 评论(0) 分类 Scientific American(三)月

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(124) / 评论(0) 分类 Scientific American(一)月

Fun Fact: Alligators Can Regrow Teeth 有趣的事实:短嘴鳄可以再长牙齿 Fun fact about alligators: they can regrow any of their eighty teeth up to fifty times. Which is pretty impressive, especially compared to us relatively dentally chal

发表于:2018-12-28 / 阅读(70) / 评论(0) 分类 初学者听力文摘精选

its time again for the A Moment of Science mailbag. A listener writes: Dear A Moment of Science, Ive always been fascinated by volcanoes. So I was wondering: How well can scientists predict when and where a volcano will erupt? Intersting question. Th

发表于:2018-12-31 / 阅读(66) / 评论(0) 分类 英语听力文摘 English Digest

T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗

发表于:2019-01-03 / 阅读(109) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

发表于:2019-01-08 / 阅读(110) / 评论(0) 分类 Scientific American(四)月

Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the

发表于:2019-01-08 / 阅读(112) / 评论(0) 分类 Scientific American(十一)月

You might think the only place to set up a technology company in the United States is California. After all, Northern California has Silicon Valley, which is home to companies like Apple and Google. One expert on new business agrees Silicon Valley is

发表于:2019-01-12 / 阅读(202) / 评论(0) 分类 2016年VOA慢速英语(十二)月

Some of the most successful technology business owners in Silicon Valley are immigrants. Silicon Valley is an area of northern California that is home to major technology companies like Apple, Google and Facebook. For some immigrants, just living in

发表于:2019-01-12 / 阅读(132) / 评论(0) 分类 2016年VOA慢速英语(十二)月

Russian President Dmitry Medvedev uses a touch screen during a video-link at the Gorki presidential residence outside Moscow, 07 Jun 2010 US Defense Department Backs Quick Ratification of New START Treaty with Russia Russian President Dmitri Medvedev

发表于:2019-01-13 / 阅读(76) / 评论(0) 分类 VOA标准英语2010年(六)月

STEVE INSKEEP, HOST: Facebook says that starting today it will begin sending a message to roughly 87 million people. These are people whose information may have been shared with Cambridge Analytica - the political data firm - without any consent. Dis

发表于:2019-01-16 / 阅读(78) / 评论(0) 分类 2018年NPR美国国家公共电台4月

LULU GARCIA-NAVARRO, HOST: There is a trade war underway between the U.S. and China, and it is a big concern to the global economy. But there's another deeper rift brewing between Washington and Beijing. And that stems from China's effort to unseat t

发表于:2019-01-17 / 阅读(52) / 评论(0) 分类 2018年NPR美国国家公共电台10月

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(233) / 评论(0) 分类 英语新闻

It is hard to escape the images of Konza City in Kenya. Advertisements promoting the future high-tech hub, or technopolis, appear daily in the country's newspapers and show regularly on the state television network. The ambitious plan is the work of

发表于:2019-02-06 / 阅读(91) / 评论(0) 分类 英语新闻

10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(132) / 评论(0) 分类 万物简史
学英语单词
Addams, Charles Samuel
advanced support helicopter (ash)
aggradational plain
alkali etch
Ancylostemon notochlaenus
anguis
aquatically
bevel gear factor
bleed condenser
Brousseval
Bulaka
canned cherry apple
central post office
Centrale Bank van Suriname
Cevisol
claps in
coarse cruching
computer assisted instruction
condenser tissue
creaturedom
credit regulation
DCRS
detachable landing gear
drive impulse
Edrioasteriodea
euonymol
exboyfriends
extreme range of influencing quantity
factory-mades
FAX signal level
femto-joules
finisher gill box
flour mills
free body sketch
geranylgeranylacetone
gray fur
Grias
growth ratio
guess wrong
harp on one string
head-on photomultipier
heavy industrial
high-costs
hypothetic-deductive methodology
ingegneris
interofector
jaups
keeps shtum
knurling formula
major shell
mobility housing
more kin than kind
neohaematopinus petauristae
neutronization
opaleyes
organic film
overdiscounted
Paravallaris
pedrarias
periodical ringing
persuader
photometrograph
positive edge clock
primitive rock
productivity software
pulse-length
radical trap
Radio and Electronic Officers Union
rapidcads
ray method
reactor measurement
repulsion of electrons
scales of porolepis
sea-view
seidlitzs
sequence dance
shehemoth
single event effect
skimmer cyclone
slackness
Sombrero Chan.
Somogyi's test
spare someone's feelings
spilornis cheela hoya
stack address control
stage direct
stop the presses
suicide seat
toponymy
track barrow
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tyre air pump
uncertain region
unpicturable
untwirl
vectorial feed rate
vena mediastinales
virtual address window
wave breaking
when the Ethiopian changes his skin
xmm-newton
ylogged