课程演变[发展]

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(730) / 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(130) / 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(205) / 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(243) / 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(147) / 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(131) / 评论(0) 分类 纯正英语一分钟

Darwin Under Attack In US Science Classroom 美国自然科学课堂抨击达尔文进化论 The USconstitution guarantees separation of church and state. This means among other things that religious

发表于:2019-01-03 / 阅读(140) / 评论(0) 分类 VOA2005(上)--环境科学探索

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(138) / 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(219) / 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(166) / 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(153) / 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(136) / 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(186) / 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(139) / 评论(0) 分类 2016年NPR美国国家公共电台9月

Sometimes when you take two ordinary things and put them together at just the right time, there's a chance they'll become two less ordinary things. 语音讲解: 单词发音 ordinary 英 /ˈɔːdnri/ 美 /ˈɔːrdneri/ chance 英 /tʃɑːns/ 美 /

发表于:2019-01-17 / 阅读(143) / 评论(0) 分类 跟着Gwen学英语之每日早读

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(327) / 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(151) / 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(137) / 评论(0) 分类 趣味英语

By可以被用来表示某件东西与另一物体相邻或在另一物体旁边。 'The shoes are by the road.' 鞋子在马路边上。 By同样可以表达通过的意思。 'They've been watching the boat go by.' 他们一直在观看船经过。

发表于:2019-02-13 / 阅读(139) / 评论(0) 分类 英文语法词汇

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(188) / 评论(0) 分类 2015CRI中国国际广播电台
学英语单词
access criteria
adw (atlantic deep water)
annularity
ar rahad (er rahad)
associated variation
black-arched moths
block flooring
bulbus cornu occipitalis
bylining
cabbage seadstalk curculio
canada de benatanduz
Canadianizes
capacity memory
co-assist
coughest
counter-price
Cynosurus
data processing center of remote sensing
disease-oriented
document jam
dog house
draftiest
eight-milest
electrostatic duster
epituberculosis
equianalgesic
ethyl acrylate
exemplified
external annular ligament of ankle
facile
fatigue impact strength
fine ore storage
first grade lawyer
fizuk
Frohlich syndrome
genus Hoya
glebomycin
grand bridge
harjo
Hessian determinant
HF magnetophone
Hydroxydesoxycorticosterone
iltovirus canine herpesvirus 1
implement a policy
injection well head assembly
Inpharm
keeping the spirit in the interior
key message
Kulakh
latewar
lee cyclogenesis
lissencephaly
live steam condition
Lou Gehrig's disease
low disparity ternaty code
Lumigan
mate of the deck
maze-dull
method of (small) perturbation
mildew proofing agent
molecular field
msp
navigation full
Nervus splanchnicus minor
neuropathic edema
neuroretina
neutron absorbing material
non segregated
nonsynchronous multiplex system
number of conditions
Osmanthus polyneurus
oxaphosphines
pay-back
pease meal
pestalotia malicola hori
Pilea myriantha
Pithecellobium lucidum
played around
pre-reservation
radicalistically
Revoredite
right-handednesses
scot blower
semicontinuous rolling mill
Sichuan Earthquake
sporting lives
stump turpentine
subdichotomy
subhyaloid
tail light
taper blade
tattva
tee off on
train step
truck controlling device
truly madly deeply
villet
vinegarroon
viperishly
Vt. R.
Watergate salads
wood tick