离散马尔可夫过程

Transcript This is Scientific American's 60-Second Science, I am Cynthia Graber.This will just take a minute. Physicists at the Brookhaven National Laboratory have been able to send information ahead of particle beams racing at nearly the speed of li

发表于:2018-12-24 / 阅读(194) / 评论(0) 分类 Scientific American(二)月

Grammar Girl here. Today's topic is whether--not rain or sunshine, but whether w-h-e-t-h-e-r, as in whether you like it or not, it's the topic. [Listener question about if versus whether and whether you need an or not after whether] Well, it's been a

发表于:2019-01-07 / 阅读(144) / 评论(0) 分类 英语语法 Grammar Girl

Most people feel nervous prior to giving a speech. This is human nature and indeed some degree of nerves is absolutely essential to remain alert and deliver the speech clearly. However nerves do become a problem if they are debilitating in any way. T

发表于:2019-01-08 / 阅读(157) / 评论(0) 分类 英语小短文

Everybody knows that the dice are loaded 每个人都知道骰子被灌了铅 Everybody rolls with their fingers crossed 每个人都知道跟着他们手指的方向走 Everybody knows that the war is over 每个人都知道战争已经结束 Everyb

发表于:2019-01-10 / 阅读(203) / 评论(0) 分类 美国偶像 American Idol

Banana Protein May Be Virus Killer 香蕉的蛋白质或是病毒杀手 From VOA Learning English, this is the Health Lifestyle report. 这里是VOA健康生活频道 Bananas are often called the perfect food. 香蕉一直都是完美食物 They are

发表于:2019-01-12 / 阅读(147) / 评论(0) 分类 2015年VOA慢速英语(十一)月

ARI SHAPIRO, HOST: We've been talking for months about Russian interference in the U.S. elections and ongoing Russian cyberattacks. Well, today the Trump administration hit back, imposing new sanctions that freeze the U.S.-based assets of 19 Russian

发表于:2019-01-16 / 阅读(215) / 评论(0) 分类 2018年NPR美国国家公共电台3月

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: new standards for English learners in American public schools. RS: One in nine public school students is a non-native English speaker; in twenty years, it could be one in four. Th

发表于:2019-01-18 / 阅读(169) / 评论(0) 分类 英语单词大师-Word Master

Books and Arts; American art museums; A hinterland beauty; 文艺;书评;美国艺术博物馆; 腹地美景; Moshe Safdie and some intelligent curatorial work have produced a rural gem; 摩西萨夫迪和一些聪明的策展工作创造了一个田

发表于:2019-01-27 / 阅读(179) / 评论(0) 分类 经济学人文艺系列

By Peter Fedynsky Washington, D.C. 17 May 2006 watch report on Russia The collapse of the Soviet Union in 1991 raised hopes Russia would become more democratic and less authoritarian. In the 1990's th

发表于:2019-01-31 / 阅读(189) / 评论(0) 分类 2006年VOA标准英语(五月)

德国杂志揭示了美国国家安全局黑客入侵手段 LONDON - A German magazine lifted the lid on the operations of the National Security Agency's hacking unit Sunday, reporting that American spies intercept computer deliveries, exploit hardw

发表于:2019-01-31 / 阅读(184) / 评论(0) 分类 英语新闻

A major conference, The 2015 Conference on Big Data Index of Culture and Entertainment Industry, was held on Friday in Beijing, during which awards were given to the most talked about TV series, online dramas, movies and variety shows in China. Stand

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

Everybody knows that the dice are loaded 每个人都知道骰子被灌了铅 Everybody rolls with their fingers crossed 每个人都为自己的命运捏了一把汗 Everybody knows that the war is over 每个人都知道战争已经结束 Everybody

发表于:2019-02-01 / 阅读(168) / 评论(0) 分类 听歌学英语

After two-day stay in Cuba, Chinese Foreign Minister Wang Yi has arrived in Venezuela, the second leg of his four-nation Latin American trip. Wang Yi tour of the region began Saturday. For the latest, lets bring in our reporter Martin Markovits in Ca

发表于:2019-02-04 / 阅读(151) / 评论(0) 分类 CCTV9英语新闻2014年04月

Dangling bonds 悬挂键 Dark current 暗电流 Dead time 空载时间 Debye length 德拜长度 De.broglie 德布洛意 Decderate 减速 Decibel (dB) 分贝 Decode 译码 Deep acceptor level 深受主能

发表于:2019-02-05 / 阅读(155) / 评论(0) 分类 实用英语

You Can Beat Depression by William Thomas Buckley Depression has always been considered a disease of life's middle or later years, but doctors are now reporting a surprising surge in cases among younger people. Why is depression striking earlier and

发表于:2019-02-07 / 阅读(173) / 评论(0) 分类 实用英语

考研 http://www.kuakao.com/完型,大家都非常熟悉的题型,但在这一部分,真正得高分同学非常少,因为它非常难。难就难在我们大家必须要掌握雄厚的语言基础实力和理解上下文语句的逻辑推理和

发表于:2019-02-17 / 阅读(133) / 评论(0) 分类 考研英语

It's a stat that gets bounced around as e-mail-forward wisdom: men think about sex every seven seconds. Even when the idea lacks this mythical specificity and grandiosity (that's 7,200 times a day!), the idea that men think about sex basically all th

发表于:2019-02-17 / 阅读(138) / 评论(0) 分类 阅读空间

1959: The Year That Changed Everything A crowd gathers in New York's Times Square to usher in the New Year, 1959. The importance of what future met them that year is still being debated. How Significant Will 2009 Appear in the Lens of History? Jeff G

发表于:2019-02-18 / 阅读(234) / 评论(0) 分类 阅读空间

Now, have any of y'all ever looked up this word? 好,你们中有谁查过这个单词? You know, in a dictionary? Yeah, that's what I thought. 用字典?是的,我想也就这个样子。 How about this word? Here, I'll show it to you. 这个单

发表于:2019-03-04 / 阅读(212) / 评论(0) 分类 TED演讲教育篇

For years, I had resisted medication, making many, many efforts to get off. 这些年来,我一直反对用药,为此会付出一切。 I felt that if I could manage without medication, 我感觉到我不服用药物也可以保持 I could prove

发表于:2019-03-04 / 阅读(164) / 评论(0) 分类 TED演讲教育篇
学英语单词
accounting consultation
afuera
ani-mals
antar
antipromotion
anvil stand
approval right
approved tenderer
be-coming
Brythonic
Buchmann and Meyer pattern
c(h)amomile oil
cacothymia
calling the plaintiff
cepstrum method
chattanoogan
cholechromopoiesis
Chorispora bungeana
coconut crab
Coihaique
colemanite-barytes concrete
compile-time facilitate
core-balance protective system
crystal line density
curvate
David I
deflection pool
deliriate
Dendrocalamus latiflorus
Desbarats
dextran preparation
Donada
eilperin
Erathyrus
european filbert
exploding cucumber
facing bar
fractional step method
Genistein-8-c-apiosyl-(1-6)glucoside
Gorni Vadin
gtterdmmerung
guanylic cyclase
hand saw blade
hatch dog
heavy logistics support
hidden flag
hold the view
hull maintenance
hydraulic motor
import declaration
isopropyl acetylene
Jonsonian
jss
Kasana
kilovar
lamp stage
lepidopterists
lindera triloba bl.
long diameter
look through the fingers at
make his bow
marcado
multiple spindle disk memory
natural born
Nikiforoff's method
non-plastic
observation line
party-line bus driver
pealius polygoni
phellodendron chinense schneid.
plain-ASCII
prereductional
profitable thickness
rearguing
riccall
segmentings
self-making
service pressure rating
single ported slide valve
song and dance drama
sonic fineness tester
spent neuclear fuel carrier
spinal punctures
statistical bioclimatology
supplemental conacity
Syrenomelus
thallous monothioperrhenate
the Budget
three islander
tooth mark
transcripted
trichobothria
tubuli lactiferus
twin wire parallel power submerged arc welding
two-state process
unseamed
unstenched
v-chippest
vigias
Walldürn
wander away
washing bottle