非适应演化

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(644) / 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(64) / 评论(0) 分类 听一分钟英文-E

[00:01.06]test 8 [00:02.25]Section A [00:03.52]Now let's begin with the 8 short conversations. [00:06.86]11.W:What do you plan to do on your vacation? [00:10.36]M:This year I'm just going to be lazy at home. [00:13.43]I'll probably do some gardeni

发表于:2018-12-04 / 阅读(130) / 评论(0) 分类 王迈迈大学英语六级预测与详解

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(142) / 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(176) / 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(83) / 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(68) / 评论(0) 分类 纯正英语一分钟

The One Where Mr. Heckles Dies -------------------------------------------------------------------------------- Written by: Michael Curtis I could see her brain. Monica: How many perfectly fine women

发表于:2019-01-01 / 阅读(219) / 评论(0) 分类 六人行—第1-5季

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(80) / 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(142) / 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(82) / 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(85) / 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(78) / 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(114) / 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(74) / 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(74) / 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(190) / 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(80) / 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(71) / 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(124) / 评论(0) 分类 2015CRI中国国际广播电台
学英语单词
acescence
Alfredia nivea
algore
alpha female
an ass with two panniers
ardosiaceus
Ba Illi
Ban Wang Ai Pong
beach strand
benedettis
Betz momentum theory
bunny hugger
Carex cryptostachys
circumcises
colon classification
contractant
coordinate bond (in coordination complex)
core shooting machine
cum explosions
decolonises
dehydronanteine
depolarization phase
diem basis
difficult of approach
disc plug
ditmann
doblette
electrode overvoltage
fiber grating
flintful
flotillins
Fuentidueňa
gauntlet glove
gend
Geobacteraceae
Glivenko Cantelli lemma
Global finance
hard filler
high density powder
homogeneous fabric
host integrated server-
hylobates muelleri
hypobetalipoproteinemia
interference region
janis joplins
kamptulicon
Kushimoto
Lake Wobegon
latch up
leucomycins
lindemen
linear alkylbenzene sulfonate
Lock Haven University of Pennsylvania
Marukawichthys
mastoid electrode
midlethal dose
monicle
orpedly
out-boil
palm coir mat
pansporoblastina
parallel processable task
perverters
pigritis
pneu-gallbladder
potbelly stove
predication error
pretransition effect
proartacris taiwanensis
proliferation of spine
pure complementary pushpull circuit
raising brush
reference section
retyring
salaried employment
sampley
selective earth leakage protection
selective landing nipple
semi-gaussian pulse shaping
semidetached mode
set tongues wagging
shoggle
slud
soap bubble testing
sound fading device
status word
Strait of Georgia
streamline filter
surface of revolution of tractrix
Swithin, Saint
tarjetas
the code of ethics
travelling column vertical boring machine
trim maneuver
tutress
two-zone
upness
velocity of travel
wage sheet
wodgy
Y-torque bar
Zantedeschia aethiopica