反马可夫链

作文和听力,阅读一样,可以早做准备。现在流行的复习方法是从下半年复习,甚至是考试前3个月才开始复习。复习的教材无一例外的是考试虫系列的万能作文:背一二十篇作文模式,背一二

发表于:2018-12-12 / 阅读(48) / 评论(0) 分类 英语学习方法

This is Scientific American's 60-Second Science. I'm Christie Nicholson . Got a minute? The lure of gambling clearly comes from the chance of winning. But how exciting is it to almost win? A study in the February 12th issue of the journal Neuron look

发表于:2019-01-08 / 阅读(104) / 评论(0) 分类 Scientific American(二)月

This is Scientific Americans 60-Second Science. Im Sophie Bushwick. Got a Minute? What's the best way to find out if an unknown mixture contains a specific substance, like an environmental contaminant? You could use an expensive, bulky gas chromatogr

发表于:2019-01-08 / 阅读(100) / 评论(0) 分类 Scientific American(八)月

今天我们要学的词是 chain。Chain 除了大家都知道的,有锁链的意思,还有连锁店的意思。The American drug store Walgreens became the first retail store chain to expand its services to include diagnosing and treating patie

发表于:2019-01-09 / 阅读(134) / 评论(0) 分类 英语单词荟萃

COPENHAGEN, Feb. 18 (Xinhua) -- German supermarket chain Lidl in Denmark has found traces of horse meat in a pasta dish, the supermarket annouced late on Monday. A pasta dish called Combino Penne Bolognese from the manufacturer Copack has been found

发表于:2019-01-09 / 阅读(118) / 评论(0) 分类 英语新闻

在中国,普通话作为官方语言的地位日益巩固。然而在英国,为什么大多数的英国人不遵循标准的发音[standard pronunciation or RP(received pronunciation)],却喜欢操着一口地方口音呢?难道英国人不认

发表于:2019-01-11 / 阅读(69) / 评论(0) 分类 实用英语

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(84) / 评论(0) 分类 2015年VOA慢速英语(十一)月

Gold, Oil Prices Up as Investors Seek Safe Haven 投资者寻求避险:黄金、石油价格上涨 NEW YORK The up-and-down prices of oil and gold mirror the unsettled world situation, and both reflect the economic squeeze most nations currently face

发表于:2019-01-14 / 阅读(70) / 评论(0) 分类 VOA标准英语2016年(三月)

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(138) / 评论(0) 分类 2018年NPR美国国家公共电台3月

1. The work that Tim Pons and his colleagues published last week is basic research into the portion of the brain, the cortex, that one scientist says is responsible for all the interesting things we do. 剖析:在这个长句中, 共有两个定语从

发表于:2019-01-17 / 阅读(110) / 评论(0) 分类 雅思英语

Quite what Halley expected to get from him when he made his unannounced visit in August 1684 we can only guess. But thanks to the later account of a Newton confidant, Abraham DeMoivre, we do have a record of one of science's most historic encounters:

发表于:2019-01-29 / 阅读(41) / 评论(0) 分类 万物简史

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(118) / 评论(0) 分类 2006年VOA标准英语(五月)

Hong Kongs first leveraged exchange traded funds have launched in a bid to tap Asian demand for structured products, even as western regulators are examining the mechanics of leveraged and other riskier forms of ETFs. 香港首批杠杆交易所交易基

发表于:2019-02-01 / 阅读(55) / 评论(0) 分类 英语新闻

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(89) / 评论(0) 分类 CCTV9英语新闻2014年04月

Heres one way to make sure you have perfect attendance in your class: 让你把全部注意力放在课堂上只有一种方法: Meet Pietro Boselli: Obviously, hes ridiculously good-looking. 来见见我们的彼得罗博塞利:看吧看吧,他真

发表于:2019-02-06 / 阅读(79) / 评论(0) 分类 阅读空间

You know how it goes: youre trying to talk to your grandchildren, but theyre constantly checking their beeping phones. Im listening . . . they insist. Except you know only too well theyre not. At home, over dinner, you want to catch up with your husb

发表于:2019-02-07 / 阅读(99) / 评论(0) 分类 阅读空间

和同事聊天时,她突然问我:当时,他是怎么向你求婚的,浪漫吗?我一愣,随即笑了:我老公是很木讷的人呢,你说会浪漫吗?虽然这样说,我心里却泛起甜丝丝的感觉来。他确实从来不浪漫,他的求婚没有

发表于:2019-02-18 / 阅读(80) / 评论(0) 分类 英语美文

Over the last 13 years, investors have experienced some of the largest financial bubbles in history. Asian currencies rose and fell, technology and Internet shares suffered staggering losses, oil and other commodities rode a wild roller coaster, and

发表于:2019-02-18 / 阅读(62) / 评论(0) 分类 阅读空间

一. 上升增长1.add up to 增加了eg. The total amount of added up to 14 billion pounds(14%) in 1994. 2. to jump to / to soar to 一跃达到/ 猛增到 eg. The total working days lost soared to 10 million in 1979. 3.an increase of ab

发表于:2019-02-18 / 阅读(94) / 评论(0) 分类 四六级写作指导

Law of Supply Demand: This is the founding block of economics. Whenever supply of something increases its price decreases and whenever supply decreases price increases. Thus, when you have excess production of corn, food prices decrease and vice vers

发表于:2019-02-25 / 阅读(75) / 评论(0) 分类 英文语法词汇
学英语单词
accounting treatment
air-drum
Aire River
albado
american association college teaching
anakinetomeres
animadvertence
apparatus insulator
attenuating zone
awill
balance of machinery
be hungry
beyle
Birsay Bay
Boletus pulverulentus
bookstaber
boomburbs
box bearing
bramble-berry, bramble-bush
canaliform
chalepensis
chromatographic science
chronic tuberculosis
come to school
comet
commission of the European community
continuum theory of nuclear reaction
dentate convolution
depressingness
dereifications
digital formula
draped pattern
drum water meter
duration time
earth-rockfill cofferdam
elbon
ellipse of revolution
fish pollutant
foliated hematite
fried sliced pigeon and chicken liver
Gouméré
grammars
greedy method
hexatomic alcohol
homodiploid
ice-stream
igrf
instrument approach and landing chart
interlocking lever spring
involvency assignee
jet total pressure
job office
Kholāhāti
Kondinskoye
mathematical calculation
merphenyl
metaphasic spindle
microcosm
miter half
moss yarn
musculus coracohyoideus
naturating food
niobium oxide
non-entity
non-oliguric renal insufflciency
nonsingular correspondence
normal two-samples model
orifice jet
out-of-pocket cost
pectorophony
Pedicularis wilsonii
perfect living facilities
perfricate
permanent-magnet dynamic loudspeaker
pipe-fitter
plastic mould
pome-citron
powerful instruction set
proprioseiopsis asetus
pruritus ani
quarter twist belt
response primitive
Saksun
Sandage, Allan Rex
self-timed systems
Senecio tibeticus
shadowous
shovellings
stellarator
stiff flow
tandem enzyme
tms(transcranial magnetic stimulation)
top load
topkapi
triple-cream
tylopilus virens
vapor transport method
Wajda, Andrzej
work envelope
Would you mind giving me a push
Yawng-hwe
zerol gear