知识进化

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(828) / 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(218) / 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(275) / 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(315) / 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(219) / 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(189) / 评论(0) 分类 纯正英语一分钟

I really want to have more knowledge. My general knowledge is pretty good but I want it to be better. When I was a kid, I loved quiz programmes on the television. I used to read lots of encyclopedias to build up my knowledge. I now know most of the w

发表于:2018-12-26 / 阅读(188) / 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(217) / 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(313) / 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(246) / 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(211) / 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(211) / 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(268) / 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(223) / 评论(0) 分类 2016年NPR美国国家公共电台9月

Truth lies at the bottom of a well. 真理不在表面,而蕴藏在深处。 Disappointment is the nurse of wisdom. 挫折是智慧的保姆。 What is learned in the cradle is carried to the grave.

发表于:2019-01-20 / 阅读(239) / 评论(0) 分类 英文名句短语

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(434) / 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(231) / 评论(0) 分类 VOA标准英语2010年(五)月

At age 89, Mary Fasano graduated with a bachelor s degree from the Extension School last week and entered the history books as the oldest person to earn an undergraduate degree at Harvard. Following is the speech she delivered -- The Power of Knowled

发表于:2019-02-04 / 阅读(254) / 评论(0) 分类 阅读空间

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(180) / 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(250) / 评论(0) 分类 2015CRI中国国际广播电台
学英语单词
2-amino-1-3-propanediol
a low number
abralia andamanica
adinkras
aethioside
amideast
anti transmit-receive switch
ara-fc
atrioventricular discordant connection
bacillus pseudotetanicus
beehive (m44)
before-and-after test
beset with
bossy-pants
box car end
breaker contact
brittle as glass
bucco camphor
carbon-containings
Catt
CHOP-10
coactualization
community patent
concave grate
cooler bin
cork puller
crossed-arms
depigmenting agent
derived grammar
discounted-cash-flow return
distal ore deposit
Dunrossness
dynamic control theory
electric-resistance strain ga(u)ge
enable logic
engine-bearer
entyloma alopecuri
eruptive fountain
erythema iris
ethical guideline
exciting current
extra-marital
flash over test
gras list
Grecian pitch
hard grass
hepatatrophy
high-altitude burst
homaluranus
hyperkinesia
idgia deusta
infrared simulation test
isopropylmalate synthetase
joint significance test
Khwarizmi, Al-
licorice root
lock hierarchy
lyd
matured continental margin
multi-negative machine
Neutralin
niobium blanket
ohmer
open vessel
order Actinaria
peg-tooth harrow
photo-digitizing system
pinion cutter
poansteroid
polypropylene film
popstrological
potential transformer phase angle
potteens
programmable logic array (pla)
puffed-rice
reinforce provision
reoffended
retinotopy
retranslation
retrofittings
reversal file
rights reserved
rubber tube enterostomy
sanford b dole
spur dyke
stained by oil
start off
Stockwood
substitutional impurith
sultrily
synchronous impedance
taiwan low
takeoff separation
tqt (torgue transmitter)
undeceivably
underbead crack
upbreathed
Walmsley
watertight case
weathering map
weinmannifolia
white-eyed vireo