科学调查

BOB DOUGHTY: And Im Bob Doughty. Many boys and girls like science. Some of them go to the Internet to find answers to scientific questions. Today, we will tell about a few science websites for children. (MUSIC) FAITH LAPIDUS: Millions of children aro

发表于:2018-11-27 / 阅读(363) / 评论(0) 分类 2010年VOA慢速英语(十二)月

In science, a theory is a reasonable explanation of observed events that are related. A theory often involves an imaginary model that helps scientists picture the way an observed event could be produc

发表于:2018-12-01 / 阅读(205) / 评论(0) 分类 新东方现代文背诵篇章

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. In America theres a feeling of Christmas. But thats not the only winter holiday going on. Jews are lighting Hanukkah candles, Muslims recently feasted

发表于:2018-12-02 / 阅读(144) / 评论(0) 分类 Scientific American(十二)月

[00:04.49]Scientific Attitudes [00:06.97]科学的态度 [00:09.46]Science had its beginning when man started asking questionsabout his environment. [00:14.18]科学起源于人类开始对自身环境产生疑问的时候. [00:18.91]He wondered where the sun went at night an

发表于:2018-12-04 / 阅读(118) / 评论(0) 分类 大学英语自学教程上

In science, a theory is a reasonable explanation of observed events that are related. A theory often involves an imaginary model that helps scientists picture the way an observed event could be produced. A good example of this is found in the kinetic

发表于:2018-12-04 / 阅读(97) / 评论(0) 分类 考研背诵50篇

27. Scientific Theories In science, a theory is a reasonable explanation of observed events that are related. A theory often involves an imaginary model that helps scientists picture the way an observed event could be produced. A good example of thi

发表于:2018-12-08 / 阅读(414) / 评论(0) 分类 新概念优美背诵短文50篇

LESSoN TEN TEXT A Scientific Attitudes Science had its beginning when man started asking questions about his environment. He wondered where the sun went at night and why the sky was blue. He questione

发表于:2018-12-15 / 阅读(104) / 评论(0) 分类 自考英语(一)78讲

In science, a theory is a reasonable explanation of observed events that are related. A theory often involves an imaginary model that helps scientists picture the way an observed event could be produc

发表于:2018-12-15 / 阅读(216) / 评论(0) 分类 新东方背诵文选

Chinese President Xi Jinping has issued a new call for a greater focus on scientific innovation, saying it should be the driving force for China's development. Xi Jinping's comments have been made during a stop at the Chinese Academy of Sciences. He

发表于:2018-12-19 / 阅读(106) / 评论(0) 分类 世界各地新闻集锦

This is Scientific American - 60 Second Science. I'm Dylan *. Got a minute? The first murder victim in the Bible is Abel, taken out by his brother, Cain. And now we have what looks to be the earliest known homocide to be confirmed by scientists. A ne

发表于:2018-12-24 / 阅读(108) / 评论(0) 分类 2015年Scientific American(五)月

Charles is a lonely young man and Amy is a crippled girl on a wheelchair. They meet, get to know each other and begin going out together. Charles falls in love with Amy and hopes to be the only chairpusher in her life. But Amy prefers independence t

发表于:2019-01-01 / 阅读(125) / 评论(0) 分类 英语散文阅读

Broadcast: Feb 04, 2003 President Bush says America is determined to carry on the space exploration that was so important to the crew of the space shuttle Columbia. Mr. Bush says the seven astronauts

发表于:2019-01-03 / 阅读(153) / 评论(0) 分类 VOA2003(上)-科技先知

10 THE IMPORTANCE OF SCIENTIFIC EXPERIMENTS THE IMPORTANCE OF SCIENTIFIC EXPERIMENTS The rise of modern science may perhaps be considered to date as far back as the time of Roger Bacon, the wonderful monk and philosopher of Oxford, who lived between

发表于:2019-01-07 / 阅读(104) / 评论(0) 分类 英语背诵文选第一册

We certainly will go into the whole lot ,and then as I said will take a position on it, so we certainly dont want to brush anything under the carpet, we dont really sweep under the carpet, this is a serious issue and we certainly will look into it in

发表于:2019-01-07 / 阅读(118) / 评论(0) 分类 cnn2009年(十二)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of

发表于:2019-01-08 / 阅读(173) / 评论(0) 分类 Scientific American(八)月

This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? The 2010 Nobel Prize in Physics goes to the University of Manchesters Andre Geim and Konstantin Novoselov for their investigations of the two-dimensional material graphene

发表于:2019-01-08 / 阅读(167) / 评论(0) 分类 Scientific American(十)月

GUY RAZ, HOST: It's the TED Radio Hour from NPR. I'm Guy Raz. And on the show today, ideas about truth, lies and denial. I want to start by asking about this word denialism. What is it - what's your definition of it? MICHAEL SPECTER: Denialism is som

发表于:2019-01-17 / 阅读(104) / 评论(0) 分类 2017年NPR美国国家公共电台6月

The Silk Road is generally accepted to be an ancient route for travel and trade connecting Eurasia and Africa. The route was named by German geologist Ferdinand Richthofen in his book in 1877, as he believed it was initially used for silk trade betwe

发表于:2019-01-19 / 阅读(140) / 评论(0) 分类 2016CRI中国国际广播电台

1. 关于主题型 Example 1: Oceanography has been defined as The application of all sciences to the study of the sea Before the nineteenth century ,scientists with an interest in the sea were few and far between .Certainly Newton considered some th

发表于:2019-02-09 / 阅读(114) / 评论(0) 分类 大学四六级阅读

第一、More than+名词表示多于、非但尤其是如: 1) Modern science is more than a large amount of information. 2) Jason is more than a lecturer; he is a writer, too. 第二, More than+数词含以上或不止之意,如: 3) I have

发表于:2019-02-21 / 阅读(120) / 评论(0) 分类 托福英语
学英语单词
amplitude-frequency distortion
aspafilloside
betatron-start
bioapatite
blot on title
Book of Odes
braille
brancas
Braum-Wangensteen graft
brightness regulator
broth of a man
bull-riding
canvasboard
catharicine
check of procedure
Chingtao
complementary problem
controlled member
Corwin, Norman (Lewis)
dawly
dedicated to
delaite
Dem'yanovo
Dunkerrin
ear blocks
find a solution for
fineness-maturity tester
follower stud
formica
go to prison
have a bun on
hot-isostatic pressing
hydrographical ship
icfcs
incarnaration
inositol phosphatidyl transferase
intraspecies
jasmine tea
jet job
krystal glass
language theory semantics
Legroux's remissions
lestroy
linear dichroism
local excision of lesions of rectum
map representation
maximum flat filter
meandrine
Mei Wending
multipication factor
nameable
Nanxiong Formation
Navan Fort
noncontact sensor
normalized standard complex
nursery finance
orders in
organum
orthomagmatic residual liquid
outgaining
oxenbury
plasmatic stain
plicae ileocaecalis caudalis
Poincare correction
precision boring tool
PSO2
psychological safety
punica granatum var.multiplex sweet
rect-
rerated
research for
reserve peak-load output
rhyacophila furcata
rotating sprinkler
schepel
shorten the arm of someone
silcotts
single beam headlamp
Slavonic studies
slicing
south of china
spent water
Spirillum rugula
stepped temperature program
stowing machine
subcommitee
subdued
take passage in
thrusting force
titleholder
two-impulse orbital transfer
unclaimed merchandise
unoaked
unpreoccupied
Upper Asia
use of entry attribute
vascular hyperreactivity
video-screen management
Virgulian
viscosity-index
Wad Medani