单分子分析

Study Says Breath Analysis Can Help in Diagnosing Cancer Lung cancer claims an estimated one and a half million lives each year. But a research team at the Cleveland Clinic and University of Illinois is working to develop a new test that could make d

发表于:2018-12-16 / 阅读(73) / 评论(0) 分类 VOA标准英语2012年(一月)

Being single has its advantages and disadvantages. I think its better to stay single when youre young. You need to live and have fun. You also need the freedom to do what you want, when you want. Being single in your twenties gives you lots of time t

发表于:2018-12-26 / 阅读(72) / 评论(0) 分类 纯正英语一分钟

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 single [ 5siN^l ] She buys a single ne

发表于:2018-12-30 / 阅读(70) / 评论(0) 分类 每日攻克5词

This is the second in a 2-part Business English Pod series on presenting a SWOT analysis. A SWOT analysis is a tool that helps companies understand their strengths and weaknesses, while keeping in mind the opportunities and threats they face. In this

发表于:2018-12-31 / 阅读(142) / 评论(0) 分类 商务英语演讲课

In this Business English Pod lesson, we start the first in a 2-part series on presenting a SWOT analysis. A SWOT analysis is a simple but powerful framework for analyzing your companys strengths and weaknesses these are internal to the company as wel

发表于:2018-12-31 / 阅读(160) / 评论(0) 分类 商务英语演讲课

This year there will be more than a million divorce filings in the United States. One of them has commentator Leon Wynter's name on it. I am now playing at age 51 the strangest role yet in my long strange trip: suburban single father, non-custodial ,

发表于:2019-01-07 / 阅读(116) / 评论(0) 分类 2005年NPR美国国家公共电台

And now a question we're all pondering: Whats on the mind of an unmarried man? Day to Day contributor Brian Unger is single, but even he doesnt have a clue, still he says the New York Times is searching for an answer. On Friday, gawker.com, a website

发表于:2019-01-08 / 阅读(172) / 评论(0) 分类 2005年NPR美国国家公共电台

Nano Tool Watches Teardrop Protein Destroy Bacteria About a hundred years ago, a Scottish biologist discovered that proteins called lysozymes in human tears can kill bacteria. Scientists have studied the enzyme extensively, but molecular biologist Gr

发表于:2019-01-13 / 阅读(59) / 评论(0) 分类 VOA标准英语2012年(一月)

News and analysis from an African American perspective Art Chimes | Washington, DC 19 February 2010 Related Links The Root February is African American History Month here in the United States, and so this week we feature a site that looks at news and

发表于:2019-01-13 / 阅读(95) / 评论(0) 分类 VOA标准英语2010年(二月)

DNA analysis is a staple of crime scenesand crime shows, like HBO's The Night of or the old standby, CSI: We just need to get this to the DNA lab, confirm it's the victim's blood. And then, case closed. And it's not just for crime: DNA sequencing als

发表于:2019-01-20 / 阅读(123) / 评论(0) 分类 2016年Scientific American(九)月

BEIJING, Sept. 6 (Xinhuanet) -- Scientists from Tufts University of the U.S. have created the world's smallest electrical motor in a single molecule. The finding was published in the journal Nature Nanotechnology on Monday. In the research, scientist

发表于:2019-01-30 / 阅读(104) / 评论(0) 分类 英语新闻

HEALTH REPORT - Molecule in Soy May Reduce Risk of Colon Cancer By Jerilyn Watson Broadcast: Wednesday, June 02, 2004 This is the VOA Special English Health Report. Foods made from soybeans are increa

发表于:2019-01-30 / 阅读(89) / 评论(0) 分类 健康与经济

格莱美年度歌曲:Single Ladies 这首歌的MV一经发布就引发了全美对当中舞步的模仿热潮,在2009年MTV音乐录影带大奖上,《Single Ladies (Put A Ring On It)》一举拿下年度最佳录影带、最佳舞蹈设计、最

发表于:2019-01-31 / 阅读(98) / 评论(0) 分类 流行英文歌曲

By Jessica Berman Washington 19 March 2008 For the first time ever, astronomers using the Hubble space telescope have discovered the presence of the organic molecule methane in the atmosphere around a planet outside our solar system. While astronomer

发表于:2019-01-31 / 阅读(57) / 评论(0) 分类 VOA标准英语2008年(三月)

今天我们要学的词是single out。 Single out, 是选出,挑出的意思。 He was singled out as the person who started the fight, 据说这场架是由他挑起的。 He claimed that he was singled out for criticism because of his race, 他声

发表于:2019-02-02 / 阅读(88) / 评论(0) 分类 英语每日一词

A young man went shopping. He bought a small can of corn, a small can of tuna(金枪鱼), a small jar of mayo(蛋黄酱), a small lemon and a very small box of teabags. When he came to the counter the girl at the cashregister smiled at him and

发表于:2019-02-03 / 阅读(57) / 评论(0) 分类 趣味英语

By Naomi Schwarz Dakar 12 October 2007 Experts say a single currency across West Africa could boost regional and international trade and increase stability across the region. West Africa's regional economic body, ECOWAS, has said it aims to create a

发表于:2019-02-03 / 阅读(91) / 评论(0) 分类 2007年VOA常速英语(十月)

Single Girls Laura Jansen I think you'd like my new hair I cut it when you weren't there that pieces of us everywhere were falling down My bed is now a girl's bed Pink flowers under my head and pillows on your side instead of you Cause that's what si

发表于:2019-02-08 / 阅读(93) / 评论(0) 分类 好听的英文歌曲

音乐咖啡厅:Laura Jansen - Single girls 相关介绍:很显然对这些铺天盖地的独立音乐已经没什么好评论的了,不过这种欢快的调调真是百听不厌。这妮子在myspace上人气还满高的,非小清新系的甜美

发表于:2019-02-08 / 阅读(161) / 评论(0) 分类 音乐咖啡厅

We also then went to look at what are these molecules -- these were the red triangles on my slides before. 我们同时也研究了这些小分子,这些就是我刚才幻灯上的小红三角形。 And so this is the Vibrio fischeri molecule. This

发表于:2019-03-04 / 阅读(141) / 评论(0) 分类 TED演讲教育篇
学英语单词
abstractionist
aerial socket
appendix (pl. -ices)
astonie
baffled perforated roll
band of rotation
basal sclerite
Bella Vista
camelina sativas
centronuclear
chased up
coaching traffic
cocostearic
commercial crisis
comportances
compounded additive
constant bearing navigation
cooler condenser
dandling
diasporic
dioxidane
directional wireless installation
Dons'ke
dormant scrap
earlierness
Eleia
emergency worker
evaporated film junction
evaporator pressure
fenoderees
fundas
gravity true specific
hardly...when...
have your day in court
humanitarianisms
hydrogen-like ion
ileetomy
inching control
inductance unit
janitresses
Jiaji (Ex14)
kabylie
ketomyoinositol
laminated thermosetting decorative sheet
leakage chamber
leatherface
Lombard League
loss of total pressure
lutjanus
maxtors
Microsoft Word
mill dell
Moldavia
multifrequency channel ground detector
neoteinia
notification alert severity
orthostenohaline
oxygen respirator
Ozumba
page fault frequency
parallel resistor
partial noise exposure index
pasin
Peltigeraceae
perinodal
periphlebitic
polynucleolar
postcardinal
preaerobic
program-controlled machine tool
Prunus angustifolia
punched-cards
reach up
regular tube
repeated transmission
rhyncaphytoptus cryptomerus
risktakers
Sato-Shoji's stain
sea-sand
semi-durable goods
shadowily
Short, Mt.
Sorbus pohuashanensis
spening power
spoken well of
staff less library
steam-driven lift
stge.
stratagematical
sulphauraa
symbolising
Tanjungraja
TDTL
throw stick
took potluck
underwater TV equipment
unsupportiveness
Vasco steel
voweled
waste vegetable oil
water treating equipment
woolly thistles