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(659) / 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(154) / 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(75) / 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(101) / 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(157) / 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(190) / 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(98) / 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(79) / 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(101) / 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(77) / 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(138) / 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(92) / 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(166) / 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(103) / 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(99) / 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(90) / 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(131) / 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(216) / 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(96) / 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(140) / 评论(0) 分类 2015CRI中国国际广播电台
学英语单词
a bad risk
A/D
aachen (aquae grani)
abnormal weight
acroconidia
amphibious
angle Jacquart's
aphis pomis
Arsuaga
banking technique
Bardis
bay felling
bisay
bobby-pin
bocconia frutescenss
cable driven car
clausthalers
cold plastic
compiling system
corrosive liquid disinfectants
demountable device
detachable anchor shack
eclipsing X-ray star
eerisome
Einstein equation
EPFM (elasto-plastic fracture mechanics)
epiphase
exfoliative dermatitis of newborn
falcatad
family Ramphastidae
file model
fixed electrode method
gelsemidine
go deep into a subject
groove pass
hunting deck
hyperthrombinemia
infinitely variable speed
jugate
kadomzev
Kefaloka
Kozłowo
lead a cat-and-dog life
leave with pay
lecanorate
list broker
locum tenenss
lubricating oil family
make a concession
Martes americana
minimetropolis
misrelates
MUPL
nathaniel hawthornes
net net weight
oil-extended rubber
olive-drabs
one-ofs
oscillating plasma
oyste
parallel set
pectocellulosic
peripheral device controller
Pilea linearifolia
polygonal screen
polyvinyl fomate resin
predisposings
production station
program table
Pucciniastrum formosanum
radar scatterometry
red gurnard
refrigerating fluid
relieved load
Rhizophyllidaceae
round middle file
scleromere
scophthalmus rhombuss
SEDAS
seize up
sidecar wheel
smash the yoke of imperialism
stable
static fuel consumption
subpelviperitoneal
superancy
support bar
Tedzhen (Harī Rūd)
telescope-axle mirror
telluroxide
ten times easier
The Virgin
Tisamid
twin cathode
ultraviolet spectroscopy
uniform crime reports
utero-
Vaalie
Valencian
Vaudin
vause
WiFi repeater