突然进化

17.Evolution of sleep Sleep is very ancient. In the electroencephalographic sense we share it with all the primates and almost all the other mammals and birds: it may extend back as far as the reptiles. There is some evidence that the two types of s

发表于:2018-11-27 / 阅读(816) / 评论(0) 分类 新概念优美背诵短文50篇

I learnt all about evolution when I was about ten years old. I remember it clearly. I thought it was amazing. My mind was full of images of strange creatures crawling out of a green, soupy lake. Fish that had somehow developed legs and the ability to

发表于:2018-12-04 / 阅读(211) / 评论(0) 分类 听一分钟英文-E

VOICE ONE: I'm Steve Ember. VOICE TWO: Charles Darwin And I'm Barbara Klein with EXPLORATIONS in VOA Special English. This month is the two hundredth anniversary of the birth of one of the most influential thinkers in science history. Charles Darwin

发表于:2018-12-07 / 阅读(261) / 评论(0) 分类 VOA慢速英语2009年(二)月

So we've built this system where we understand all the parts of it, 所以我们建造了这个系统,我们虽然了解这个系统的所有部分, but we're using it in a very, very different way than we expected to use it, 但是我们以一种不

发表于:2018-12-13 / 阅读(186) / 评论(0) 分类 TED演讲教育篇

Sleep is very ancient. In the electroencephalographic sense we share it with all the primates and almost all the other mammals and birds: it may extend back as far as the reptiles. There is some evide

发表于:2018-12-15 / 阅读(304) / 评论(0) 分类 新东方背诵文选

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Creationists often publish lists of a few dozen scientists who doubt Darwin. So in 2003, the National Center for Science Education put together a list of 200 scientist

发表于:2018-12-24 / 阅读(210) / 评论(0) 分类 Scientific American(二)月

I learnt all about evolution when I was about ten years old. I remember it clearly. I thought it was amazing. My mind was full of images of strange creatures crawling out of a green, soupy lake. Fish that had somehow developed legs and the ability to

发表于:2018-12-26 / 阅读(189) / 评论(0) 分类 纯正英语一分钟

SCIENCE IN THE NEWS - Evolution and Intelligent Design By Jill Moss Broadcast: Tuesday, March 15, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Sarah Long. VOICE TWO

发表于:2019-01-04 / 阅读(206) / 评论(0) 分类 科技之光

Don Gonyea: After 17 days of skiing, skating, sliding and yes, even a little doping , the Winter Olympics end today. For NPR sports correspondent Tom Goldman, the Turin Games are the seventh Olympic he has covered. Looking back, he has this essay on

发表于:2019-01-04 / 阅读(301) / 评论(0) 分类 2006年NPR美国国家公共电台

We usually think of evolution as something that happens over eons, in remote places where people rarely venture. Not something that happens around the backyard birdfeeder in just a few decades. But a study in the journal Current Biology suggests that

发表于:2019-01-08 / 阅读(234) / 评论(0) 分类 Scientific American(十二)月

Explorations - Great Thinkers: Charles Darwin and Evolution STEVE EMBER: Welcome to Explorations, in VOA Special English. I'm Steve Ember. This week, Barbara Klein and I tell about one of the most influential thinkers in science history. Charles Darw

发表于:2019-01-12 / 阅读(202) / 评论(0) 分类 2011年VOA慢速英语(十一)月

Shaping Human Evolution at the Smithsonian 史密森尼美国博物馆塑造人类进化过程 Welcome to American Mosaic from VOA Learning English. Im June Simms. Today on the show, we visit a museum where art and science help tell the story of huma

发表于:2019-01-12 / 阅读(200) / 评论(0) 分类 2014年VOA慢速英语(四)月

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(250) / 评论(0) 分类 2017年NPR美国国家公共电台9月

Decades After An Iconic Protest, Tommie Smith Has Something Else On His Min play pause stop mute unmute max volume 00:0004:48repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update

发表于:2019-01-16 / 阅读(212) / 评论(0) 分类 2016年NPR美国国家公共电台9月

CDMA 码分多址 WCDMA 宽带码分多址 TD-SCDMA 时分同步码分多址接入 churn rate 客户流失率 walled garden model 高墙式花园模式 POC 手机对讲 IM service instant messaging service 即时通讯服务 bundle service 捆绑式服

发表于:2019-01-17 / 阅读(188) / 评论(0) 分类 英文语法词汇

Backyard Feeders Driving Bird Evolution A study in the journal Current Biology finds that backyard bird feeders in Britain are responsible for splitting central European blackcap warblers into two distinct populations that may be on their way to beco

发表于:2019-01-30 / 阅读(425) / 评论(0) 分类 60秒科学

Multi-media website explores human evolution Rosanne Skirble | Washington, DC 07 May 2010 'What's Hot in Human Origins' keeps you up-to-date on recent studies and research in the field. The human origins website at www.humanorgins.si.edu poses the ag

发表于:2019-02-02 / 阅读(215) / 评论(0) 分类 VOA标准英语2010年(五)月

One day a 6 year old girl was sitting in the classroom. The teacher was going to explain evolution to the children. The teacher asked a little boy: Tommy do you see the tree outside? Tommy: Yes. Teacher: Tommy, do you see the grass outside? Tommy: Ye

发表于:2019-02-08 / 阅读(176) / 评论(0) 分类 趣味英语

Lord Mayor of the City of London: China's Stock Market "Hiccup" Part of Market Evolution In a press briefing with journalists on his planned visit to China next week, the Lord Mayor says it is a common episode in any emerging market to have overb

发表于:2019-02-13 / 阅读(242) / 评论(0) 分类 2015CRI中国国际广播电台

unit 441 退火车票 dialogue 英语情景对话 A:Excuse me. Can I get a refund of my ticket? I have to cancel my trip because I have something emergent to deal with. A:劳驾,我可以退票么?因为我有紧急的事情要处理,所以我必

发表于:2019-02-15 / 阅读(404) / 评论(0) 分类 高频英语口语对话
学英语单词
5-Fluoro-2'-deoxyuridine
A. C. A.
adiabatic membrance
affection of auditory meatus
airrip
all-seeing eye
analysis of combustible gases
atria cordis
automatic synchronizing device
band plan
brachyprism
Bubry
buccal cavity
cantatas
canthigaster amboinensis
Carduelis
Caroticocavernous
center-expand display
Chief of the General Staff
commissura supraorbitalis
compounded lubricating
conventional instruction
diad axis
difference score
envelopment
epilachna longissima
euthanasists
Farber's tests
feed back to
fentropine
funiculi ventralis
gayfeather
genus swertias
giga-gray
glass glaze condenser
grain tank discharge lever
Gulbenes Rajons
hamartoplasia
hoaxed
holy clovers
hot filament method
hydric acid
hydrogen concentration
Hāgere Hiywet
investment bond
ivis
left-handed pitcher
log wood
malformation crystal
marginal terrace
martensitic cast iron
metric attribute
mobilised
monoclinal
multicellular electrostatic voltmeter
Ngaras, Bukit
NOGAD
oil cooling pipe
ooo-square-foot
orthostatic albuminuria
perturbated flow
poetamine
pointy-headed
politickers
polypostyle
porky pie
posttonsillectomy
quinquinvirate
radio control receiver
radio recognition and identification
raylets
receiver decoder
rifamycin SV
rio colorado
rosemaler
sawpalmetto
scrunch-drying
settle valve
shape of sand grain
sink the shop
slowgrowing
solidpropellant
standard plan
steady state conditions
sub-court
superboom
syrupus senegae
take the pick of
the flight of time
the old country
three-dimensional frame
turn the penny
twisting tester
unhynde
untransumed
unweariably
vacuum arc
waybill of lading
Westphal's zone
xylographical
you bet your ass
zone of audibility