阶段演进

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(683) / 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(100) / 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(179) / 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(215) / 评论(0) 分类 新东方背诵文选

Part One 你听不懂的 Go like a house on fire 快速前进, 进展顺利 We didn't get along well in the beginning, but after a few months, we got on like a house a fire. She is a very clever girl and gets on with people like a house on fire. Grass widow 丈

发表于:2018-12-16 / 阅读(114) / 评论(0) 分类 新东方语音语调视频讲解

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(124) / 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(104) / 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(118) / 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(197) / 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(140) / 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(131) / 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(117) / 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(158) / 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(119) / 评论(0) 分类 2016年NPR美国国家公共电台9月

The script of this programme 本节目台词 Tubes and buses are the best way to get round London. John: Hi, and welcome to BBC Learning English. I'm John. Oliver: 大家好,我是 Oliver。 John: Today we're going to find out all about public transport in Lo

发表于:2019-01-18 / 阅读(236) / 评论(0) 分类 都市掠影

London Transport John: Hi, Im John. Today were going to find out all about public transport in London. Vicki has done some special reports for us about the different types of transport in London. For example, the Underground. The London Underground,

发表于:2019-01-22 / 阅读(142) / 评论(0) 分类 英语时差8,16

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(278) / 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(126) / 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(163) / 评论(0) 分类 2015CRI中国国际广播电台

Listen to February 18th 2011 to hear the background to this. In February this year, workers who care for intellectually disabled people, won their case for better night pay. The court said that they should be paid the minimum wage for sleeping at nig

发表于:2019-02-25 / 阅读(96) / 评论(0) 分类 新西兰英语
学英语单词
a full team
a writer to the signet
Amaroni
antiperistalses
Archipelagic Sea Lanes
attendant's room
Banvel
boat station bill
bootleg play
botallackites
Brazilian aquamarines
busbar protection
C-clamp
Calotropis gigantea
cartography section
cellotaph
chamomile extract
channel cast
classical language
connecting rod head
controllable reversible pitch
controllable wagon stopper
cyclohexenyl group
dayana
deck crane
dendrobium parishii reichb.f.
depth clipping
desk lamps
division by zero
employment promotion
excludabilities
executive system utilities
eyecap
fares
fighter interceptor
fist me
five-layer plywood
fixed focus enlarger
floristic
Folldal
fretwires
frighted
fuelish
ganogene cell
geku
goellners
golo
hydrokaolinite
illightens
interstitialcellstimulating hormone
K'īlē Shet'
Krzepice
lead lines
Linanthus dichotomus
Lindleyan
load dispatcher
local necrosis
magnetic cobbering machine
medersa
nonreading
occulted
parroter
passingreport
perfelsic (c.i.p.w.)
plastic kaolin
powwowed
privatesector
profit prior to incorporation
pseudocode
purseseine
re-mark
Rees's test
remote control iris
renewal or replacement fund
restoration ecology
retarded grid assembly
retarding braking
ribosylates
rosavin
RPGL
sanitation association
sea anemone sting
side note
solid phase welding
sound barriers
starting cartridge
taikonaut
tape parity check
tenderhanded
tinacle
tobler
toe dancing
trans-hudson
ttoes
ur-science
vertical-tube manometer
very-long-vaseline interferometry
whilend
whitehat
whitward
Y-type mill