演化单位

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(847) / 评论(0) 分类 新概念优美背诵短文50篇

HEATHER:I used to rollerskte all the time. [00:28.20]I loved it when I was little.Did you ? [00:30.98]KEVIN:No.I went straight from my pram to a surfboard. [00:35.57]I used to live in the ocean.No wheels required. [00:39.96]2 HEATHER:Well,you're the

发表于:2018-12-03 / 阅读(346) / 评论(0) 分类 直捷英语

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(234) / 评论(0) 分类 听一分钟英文-E

[00:00.00]Unit 20 Health [00:04.10]Whats the matter? [00:13.95]Conversation 1 [00:17.71]Are you OK?You dont look very well. [00:23.88]No.I know.Ive got an awful cold.Oh,no.How longve you had that? [00:31.24]For a few days now. [00:34.80]Well.maybe yo

发表于:2018-12-04 / 阅读(276) / 评论(0) 分类 创新国际英语教程 学生用书 2

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(291) / 评论(0) 分类 VOA慢速英语2009年(二)月

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(337) / 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(243) / 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(206) / 评论(0) 分类 纯正英语一分钟

[00:00.00]After several nights,Nian finally ran back [00:04.14]into the mountains and was never seen again. [00:07.70]That winter,the people celebrated [00:10.06]with special food,dancing and singing. [00:14.04]That is why the Chinese Spring Festival

发表于:2018-12-29 / 阅读(247) / 评论(0) 分类 外研社新标准初中英语八年级

[00:01.49]Module 4 COME AND PLAY WITH US! [00:05.15]UNIT 2 You can talk to me, Auntie! [00:08.84]1 Listen and read. Then say. [00:12.86]Hello? [00:13.98]Hello.Is that Gu Ming? [00:15.96]Yes, it is. Is that you, Aunt Xiaoying? [00:19.70]Yes. I want to

发表于:2018-12-29 / 阅读(203) / 评论(0) 分类 外研社新标准初中英语七年级

I have a phenomenal memory for faces. There is no doubt about that. The only snag (潜在的困难) is that I can never remember the names that go with them. Only the other day, I raised my hat to one fellow, quite distinguished-looking he was, and I

发表于:2019-01-02 / 阅读(315) / 评论(0) 分类 午后咖啡

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(238) / 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(333) / 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(261) / 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(244) / 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(236) / 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(297) / 评论(0) 分类 2017年NPR美国国家公共电台9月

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(463) / 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(258) / 评论(0) 分类 VOA标准英语2010年(五)月

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(262) / 评论(0) 分类 2015CRI中国国际广播电台
学英语单词
Acanthopanax fargesii
acoustical transmission
actinophore
agrometeorological observation
air filtration plant
air target chart
akcali daglari
amarantaceous
Ashby's culture-medium
Atlachlor
audio singing
Azuer, R.
birdfuckers
black and white kinescope
bounteously
bovine atypical interstitial pneumonia
bridge ladder
Camembe
Carlos Ameghino, Istmo
cartilage of external acoustic meatus
colonial regulation
conventional oven
death trap
debby
depth control system
differential polarogram
dip varnish
disclosing tablet
dispersion of light
Ebola Zaire
equal tails test
extravagations
faulty signaling link
feud with
fishery resource
fluoroantimonic acid
flying a kite
formosas
frequency measuring equipment
gas reflux
Gaussian reflectivity
Gjellerup
graziosi
heavy grade
high-velocity scanning
humero-ulnar joint
Igbogo
Inchigeelagh
infinite speed variation
ketosis-resistant diabetes
life-support system
light-draft
liquid-cooling
load structure
lusterless
magno
mammoplasty
mats
methyl ethyl ketone disulfone
Moody County
negative resist developer
new atom chemistry
noncharacters
North Atlantic Current
over-mix
parminter
Phlebotomus caucasicus
pignose turtle
pocket bag
postquadratic
postwarming
power source control
proviso
pterotracheids
public sector borrowing requirement
Quang Tri, Tinh
radio facility chart
rastrelliger chrysozonus
refrigerating capacity of indoor machine
reorganisation
revolt at/against/from
sectoral supporting services
shading band
spongeous structure
squidgers
standardising
surface veneer
system of licensing
Tetracosamethylhendecasiloxane
threshold pump rate
to chill out
toobig
transmitter test set
transresveratrol
trial mix design
turgidities
valve designation system
vesico-cutaneous fistula
vo-do-deo-do
water quality monitoring station