双重效果突变

Engels's speech on Karl Marx's funeral On the 14th of March, at a quarter to three in the afternoon, the greatest living thinker ceased to think. He had been left alone for scarcely two minutes, and when we came back we found him in his armchair, pea

发表于:2018-12-07 / 阅读(179) / 评论(0) 分类 世界上最伟大的演讲

By Nancy Steinbach Broadcast: November 19, 2003 This is Phoebe Zimmermann with the VOA Special English Health Report. When scientists want to test the effectiveness of a new drug, they usually divide

发表于:2018-12-15 / 阅读(217) / 评论(0) 分类 VOA2003(下)-环境与健康

People in America - Ernest Hemingway, 1899-1961: One of the Most Famous Writers of the 20th Century 美国名人 - 海明威二十世纪最著名的作家之一 SHIRLEY GRIFFITH: I'm Shirley Griffith. DOUG JOHNSON: And I'm Doug Johnson with People in

发表于:2018-12-16 / 阅读(226) / 评论(0) 分类 2011年VOA慢速英语(六)月

Pope Francis Hopes Dual Canonizations Will Reconcile Church On April 27, two popes - John the XXIII and John Paul II - will be made saints in a ceremony at St. Peters Square. The dual canonization is part of the current popes program to reconcile lib

发表于:2018-12-16 / 阅读(181) / 评论(0) 分类 VOA标准英语2014年(五月)

This Scientific Americans 60-Second Science. I am Karen Hopkin. This will just take a minute. They say that older folks benefit from spending time with young people. And thats not just an excuse to stick grandma at the kids table at Thanksgiving. Now

发表于:2018-12-24 / 阅读(186) / 评论(0) 分类 Scientific American(五)月

SCIENCE IN THE NEWS - September 17, 2002: Ginkgo as Memory Aid Disputed / New Findings About Deadly Skin Cancer / Hair and Sex Lives of Lions VOICE ONE: This is Sarah Long. VOICE TWO: And this is Stev

发表于:2019-01-07 / 阅读(214) / 评论(0) 分类 科技之光

This is scientific American's 60-Second Science, I'm Karen Hopkin, this'll just take a minute. If theres anything better than a fresh, ripe, tomato, its a gigantic fresh, ripe tomato. And thanks to a couple of mutations, thats exactly what we all enj

发表于:2019-01-08 / 阅读(221) / 评论(0) 分类 Scientific American(五)月

名词所有格 1)名词所有格的构成; (1)名词后加 's 或 s' 或 s's 的所有格,可分以下几种: the boy's toys 男孩的玩具 the teacher's lesson老师的课 the lawyers' meet

发表于:2019-01-09 / 阅读(202) / 评论(0) 分类 英文语法词汇

Scientists have identified a unique genetic mutation in about 10 percent of people with type 2 diabetes(糖尿病) studied in the United States and Europe. The discovery could help some people learn if they are at risk of developing diabetes so they

发表于:2019-01-11 / 阅读(270) / 评论(0) 分类 英语新闻

People in America - Ernest Hemingway, 1899-1961: He Was Able to Paint in Words What He Saw and Felt SHIRLEY GRIFFITH: I'm Shirley Griffith. FRANK OLIVER: And I'm Frank Oliver with People in America, a Special English program about people who were imp

发表于:2019-01-12 / 阅读(207) / 评论(0) 分类 2011年VOA慢速英语(六)月

Liberian Diaspora Debates Reconstruction, Dual Citizenship Former Liberian foreign minister Olubanke King-Akerele, in a keynote speech, proposed a public-private sector partnership whereby Liberians abroad can set up businesses at home. But, she said

发表于:2019-01-13 / 阅读(258) / 评论(0) 分类 VOA标准英语2012年(七月)

Dual Tree Lighting Illuminates Annual Holiday Debate It's the Christmas holiday season in the United States, and with it comes an annual argument: Should local, state and federal governments put up Christmas trees, or even call attention to Christmas

发表于:2019-01-13 / 阅读(226) / 评论(0) 分类 VOA标准英语2011年(十二月)

Business Angel Engels 商贾天使恩格斯 When the financial crisis took off last autumn, Karl Marxs Das Kapital, 去年秋天金融危机爆发之际, originally published in 1867, whooshed up bestseller lists. 卡尔.马克思的《资本论》

发表于:2019-01-18 / 阅读(241) / 评论(0) 分类 世界名人故事之政界精英

Fungicide for Plants May Hurt Honeybees除草剂可能对蜜蜂造成伤害 根据一项最新调查结果,一种广泛用于抵抗植物疾病的化学剂会对蜜蜂造成伤害,这项结果令人吃惊。美国之声记者梅根麦格拉思带来

发表于:2019-02-01 / 阅读(169) / 评论(0) 分类 VOA常速英语2013年(八月)

Tuberculosis infects nearly ten million people each year and kills nearly two million. It is primarily a lung disease that spreads easily among people with weakened immune systems. Sub-Saharan Africa is still the epicenter of the HIV/AIDS disaster, b

发表于:2019-02-04 / 阅读(211) / 评论(0) 分类 VOA标准英语2010年(七)月

今天我们要学的词是dual。Dual 双重的。A number of Taiwan residents who hold dual citizenships have chosen to renounce their American citizenship to avoid paying taxes under the Foreign Account Tax Compliance Act. 一些拥有双重国籍的

发表于:2019-02-05 / 阅读(199) / 评论(0) 分类 英语单词荟萃

今天我们要学的词是side effect。 Side effect, 副作用。一项最近民调显示,Most Americans want health reform but fear its potential side effects, 大多数美国人都希望看到医疗改革,但是又担心改革可能带来的副

发表于:2019-02-05 / 阅读(207) / 评论(0) 分类 英语每日一词

今天我们要学的词是side effect。 Side effect, 副作用。一项最近民调显示,Most Americans want health reform but fear its potential side effects, 大多数美国人都希望看到医疗改革,但是又担心改革可能带来的副

发表于:2019-02-13 / 阅读(259) / 评论(0) 分类 英语单词荟萃

今天我们要学的词是 dual citizenship. Dual citizenship 双重国籍。Australia's Deputy Prime Minister Barnaby Joyce was removed from office because of his dual citizenship. 澳大利亚副总理乔伊斯因为双重国籍被免除职务。T

发表于:2019-02-16 / 阅读(210) / 评论(0) 分类 英语单词荟萃

Business Angel Engels 商贾天使恩格斯 When the financial crisis took off last autumn, Karl Marxs Das Kapital,originally published in 1867, whooshed up bestseller lists. The first book to describe the relentless, all-consuming and global natur

发表于:2019-02-21 / 阅读(191) / 评论(0) 分类 名人认知系列 Who Was
学英语单词
'scused
2-carbethoxycyclo-pentanone
accident proneness
activation parameter
addons
agito
antilocapra americana sonoriensis
applied space science
atosiban
aurian
autotoxicity
balberith
benzoic acid hydrozide
bioplasma
by a hair's breadth
calculating on
clipps
coleosporium campanumeae
coming true
convocating
credits
develop(e)ment
ekklesiae
elasmus zehntneri
elephantiasis anaesthetica
even generation
faint action
fibrosis proliferative
flat limb
free vortex flow
gonosetae
Hagen, Mt.
hambrecht
Hoskinston
hurley-hacket
impregnated concrete
incomplete consolidation
injected water volume in pore volume
invariant estimate
kanzuiol
kernel rot
knightlinesses
knobless
knub
Kopp's rule
land station charges
leelo
listening watches
logotypic
megalithic
message group
mhras
miss ... foot
mollitude
mucosa-associateds
municipalises
neiges
nikkeijins
nonseparated rail fastening
O. Norm. Fr.
oil filling pipe
Pancreaticoileostomy
peachleaf willows
Pelagonisou, Diavlos
perfect predictor
pericrocotus ethologus ethologus
picture centre
plot harvester
polerepresentation
poly styrene
positron annihilation radiation
potasium fertilizer
protective reaction of fatigue
queen-sized
recording director
ribbon fiber
satellite heat pipe
scorchy
single contact key
sloes
sm steel
snarling iron
somatochirality
spar miller
staydown
step up something
subopercula
terata
total joint replacement
towing posts
trowers
true slime molds
tuned reflectometer
typed
undernutrition
vanilla custard
Vatt.
vellum cloth
Virtual Network Software
will-pit
written communications
zeal for work