[数] 一致收敛级数

The tiny brain of this zebra finch may help scientists answer questions on how people form words to talk. Like humans songbirds learn to vocalize by imitation. Were able to not only just study the mechanisms of how vocal learning works in these songb

发表于:2018-12-08 / 阅读(61) / 评论(0) 分类 VOA标准英语2018年(五月)

World Series Teams Last Won in 1980s The last time the Kansas City Royals won baseballs championship the World Series it was 1985. Ronald Reagan was the U.S. president. The rock band Wham!, led by singer George Michael, had two of the top three hits

发表于:2018-12-16 / 阅读(532) / 评论(0) 分类 2015年VOA慢速英语(十一)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(118) / 评论(0) 分类 Scientific American(一)月

Researchers have discovered an almost universal word. Huh? You say? Even if you are not a native speaker of English, you probably dont need a translation for Huh? It appears that the word, or a very similar form of it, is used in most of the language

发表于:2018-12-28 / 阅读(45) / 评论(0) 分类 轻松英文阅读

Evoking images from the liquid metal and nearly unstoppable Terminator from the movies, BAE Systems has posted concept video footage of a process to create drones of the future. 近日,BAE系统公司发布的一份概念视频展示了未来制造无

发表于:2019-01-07 / 阅读(85) / 评论(0) 分类 英语新闻

ROBERT SIEGEL, HOST: Biologist Jonathan Losos and I have at least one thing in common - we were both blown away by the late paleontologist Stephen Jay Gould's 1989 book Wonderful Life. Gould saw evolution as being all about odd contingencies, acciden

发表于:2019-01-16 / 阅读(122) / 评论(0) 分类 2017年NPR美国国家公共电台9月

But even though the insect brain is organized very differently from ours, there are some striking similarities. 虽然昆虫与人类大脑的组成大相径庭,但是仍有很多惊人的相似之处。 For example, most insects have smell detecto

发表于:2019-01-17 / 阅读(83) / 评论(0) 分类 TED演讲教育篇

Who would have expected that a story about an 11-year-old boy wizard would turn into a multi-billion dollar business? Who would have thought that the series would still be so popular after a decade? Who could have anticipated that the child fans of t

发表于:2019-01-19 / 阅读(102) / 评论(0) 分类 中英双语新闻

Chinese films and TV dramas, dubbed in foreign languages, are said to be gaining traction in international markets and helping to introduce the Chinese way of life to foreign audiences. Their international popularity has been showcased at the ongoing

发表于:2019-01-19 / 阅读(98) / 评论(0) 分类 2018CRI中国国际广播电台

EDUCATION REPORT - Foreign Student Series #11: Health Insurance By Nancy Steinbach Broadcast: Thursday, November 11, 2004 This is Gwen Outen with the VOA Special English Education Report. We continue

发表于:2019-01-30 / 阅读(99) / 评论(0) 分类 教育与新闻

EDUCATION REPORT - Foreign Student Series #9: TOEFL By Nancy Steinbach Broadcast: Thursday, October 28, 2004 This is Gwen Outen with the VOA Special English Education Report. TOEFL is an important tes

发表于:2019-01-30 / 阅读(107) / 评论(0) 分类 教育与新闻

EDUCATION REPORT - Foreign Student Series #6: Student and Exchange Visitor Information System (SEVIS) By Nancy Steinbach Broadcast: Thursday, October 07, 2004 This is Gwen Outen with the VOA Special E

发表于:2019-01-30 / 阅读(100) / 评论(0) 分类 教育与新闻

EDUCATION REPORT - Foreign Student Series #4: Online Education By Nancy Steinbach Broadcast: Thursday, September 23, 2004 This is Gwen Outen with the VOA Special English Education Report. We continue

发表于:2019-01-30 / 阅读(154) / 评论(0) 分类 教育与新闻

Dogs have been mans best friend for thousands of years, a source of companionship and loyalty since the Stone Age. 几千年以来,狗狗都是人类最好的朋友,从石器时代开始就是人类忠诚的陪伴。 Now scientists suspect they h

发表于:2019-01-31 / 阅读(66) / 评论(0) 分类 英语新闻

Kerry Leaves Pakistan Hopeful, Despite Divides尽管有分歧 克里仍给巴基斯坦留下希望 U.S. Secretary of State John Kerry has wrapped up a visit to Pakistan with an agreement by the two countries to resume a dialogue on security issues. T

发表于:2019-02-01 / 阅读(64) / 评论(0) 分类 VOA常速英语2013年(八月)

NAIROBI, April 27 (Xinhua) -- Kenya's rugby stars, Humphrey Kayange and Collins Injera, will be missing from the Kenya team to the last two legs of the 2011/2012 IRB Sevens World Series in Glasgow and London. Kayange, a former captain and leading try

发表于:2019-02-03 / 阅读(103) / 评论(0) 分类 英语新闻

Itcanbeinferredfromthepassagethatthe authorwouldbemostlikelytoagreewith whichofthefollowingstatementsregarding socioeconomicclassandsupportforthe rebelandLoyalistcausesduringthe AmericanRevolutionaryWa

发表于:2019-02-06 / 阅读(84) / 评论(0) 分类 英文语法词汇

Science and technology: Panda genetics 科技:熊猫遗传学 Hey dude. Give me six! 嘿,伙计。用六指击个掌吧! Two strange mammals illuminate the process of natural selection. 两种不同的哺乳动物阐明自然选择的过程。

发表于:2019-02-16 / 阅读(101) / 评论(0) 分类 经济学人科技系列

MOSCOW, April 13 (Xinhua) -- Chinese divers won three golds at the FINA Diving World Series in Moscow Friday, but the Chinese team played cool with the results as many players believed they had not performed their best. China's He Chong, who is an Ol

发表于:2019-02-25 / 阅读(98) / 评论(0) 分类 英语新闻

MOSCOW, April 14 (Xinhua) -- China asserted its dominance in diving pool after winning six gold, one silver and one bronze medals at the 2012 FINA Diving World Series Moscow stop which concluded on Saturday. Chinese Olympic champion Lin Yue made a te

发表于:2019-02-26 / 阅读(110) / 评论(0) 分类 英语新闻
学英语单词
9-Nitrocamptothecin
aircraft structural mechanics
bankrupt(cy) law
be reduced to a skeleton
boat plug
body rub
Cacocnemy
call by descriptor
calm technology
carcolepsy
cassation of a judgement of court
chief supplies officer
chroma separator
civilian-employment
compound compression
content editing process
coolmax
crack crude
cricoarytenoid articulation
crystl
curioso
current account balance sheet
cyodinic
cyrenobatissa subsulcata
D O separator
definition mode
derickson
destruction of reducing sugar
diffuse plate boundary
discontinuous noise
dual usage
dunbar-hall
economy's dark continent
eka-iridium
eletrified-particle inspection method
end-of cycle scram characteristics
english sparrows
experimentwise
fanniid
film fan
fios
fire-cloud furnace
flintily
formal assessment
fuel filling and transfer system
genus Stanleya
ground-reflected wave
half top
heavy water content meter
Helmholtz layer
hypocalc(a)emia
judicial circles
lagothrix flavicauda
laid to the bone
law of reform
legal measuring instrument
line-store
main us
meningitis serosa
middle article
nacrein
nightmarious
nonbusy-hour load
not to have a clue
panel methods
parahoxozoans
penall
perissological
pILIC-CAT
plotted
political structure of state
polymerization isomerism
portal software
profile in elevation
pseudolabrys taiwanensis
put something into someone's head
receptment
reverse osmosis equipment
rules of the air and air traffic services
salbutamols
sale mix
Schizodonta
sequential extension
slivings
snap one's finger at
soft ground offset
stencil set
stochastic syntax analyzer with a random strategy
suction sapdisplance meat
summit
Surgex
surveys of buyer intentions
tatted up
thomson-fitzgerald furnace
train crash
United States Department of Defense
unmanageablenesses
VCR stoping
veiling luminance
Visayan Islands
vitreous fibre
wheel cylinder piston