[计] 科学信息系统, 科学情报系统

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(315) / 评论(0) 分类 2010年VOA慢速英语(十二)月

EXPLORATIONS - Mars Exploration, Part 2 By Paul Thompson Broadcast: Wednesday, February 04, 2004 (THEME) VOICE ONE: This is Shirley Griffith. VOICE TWO: An artists picture of a Mars Rover vehicle. And

发表于:2018-12-01 / 阅读(137) / 评论(0) 分类 Explorations

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(62) / 评论(0) 分类 自考英语(一)78讲

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. You've probably take you depth perception for granted. It allows you to easily judge distances. Each eye sends a different signal to the brain, and the

发表于:2018-12-24 / 阅读(70) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60 second Science, I am Karen Hopkin, this will just take a minute. Since the first human genome sequence was published, thousands of people have submitted their DNA for scientific analysis. They made these donations anon

发表于:2018-12-24 / 阅读(80) / 评论(0) 分类 Scientific American(一)月

This is Scientific American 60-second Science.I'm Steve Mersky.Got a minute? People have been leaving messages on bathroom walls for thousands of years,just google'ancient Roman bathroom graphy'.Well,we are not the only ones to use the ? for informat

发表于:2018-12-24 / 阅读(63) / 评论(0) 分类 2014年Scientific American(十)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? It's been more than a decade since the human genome was published. And some critics have wondered where the promised medical applications are. Well, a review article in

发表于:2018-12-24 / 阅读(86) / 评论(0) 分类 Scientific American(三)月

This is Scientific American's 60-Second Science. I'm Sophie Bushwick. Got a minute? The shortest distance between two points may be a straight line, but try telling that to electrons: when current flows down a wire, these particles zig and zag, movin

发表于:2018-12-24 / 阅读(112) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's Sixty-Second-Science, I'm Steve Mirsky, got a minute?With every individual and every technology we have a lot of intended benefits and intended consequences. Simultaneously, we have many unintended consequences. Subra Su

发表于:2018-12-24 / 阅读(74) / 评论(0) 分类 2015年Scientific American(一)月

This scientific American 60 second ,I'm Cynthia Graber 。This just takes a minute。 After Haitiearth quack 2 year ,color swept the country. And within months, the same strain has spread to demanded republican of US then to Bure ,Mexico ,Spain ,an

发表于:2018-12-24 / 阅读(73) / 评论(0) 分类 Scientific American(一)月

Broadcast: Jan 28, 2003 By by Mario Ritter and George Grow VOICE ONE: This is Sarah Long. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program about recent develo

发表于:2019-01-02 / 阅读(99) / 评论(0) 分类 VOA2003(上)-健康资讯

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Indiana Jones (I hate snakesI hate em!) would have totally despised a snake that lived some 60 million years ago. Because researchers working in Colombia have found th

发表于:2019-01-07 / 阅读(98) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. We humans have always pondered the heavens. Astronomy and physics have come out of our wonder at the points of light in the darkness. Scientists now wa

发表于:2019-01-08 / 阅读(78) / 评论(0) 分类 Scientific American(十)月

This is scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Predicting a hurricanes strength and speed is crucial in order to save property and lives. Right now, the only way to get accurate information is to fly

发表于:2019-01-08 / 阅读(115) / 评论(0) 分类 Scientific American(四)月

This is Scientific Americans 60-Second Science, Im Cynthia Graber. This will just take a minute. Seismologists spend a lot of time listening to the earth. Ocean acoustic monitors have been providing information on the earths vibrations since the 1930

发表于:2019-01-08 / 阅读(106) / 评论(0) 分类 Scientific American(六)月

Terrorism Fears Prompt Call for Restrictions on Publishing Virus Research 美国政府要求两期刊不公开H5N1病毒研究细节 The U.S. government has asked two scientific journals not to publish key details of a federally-funded experiment tha

发表于:2019-01-13 / 阅读(94) / 评论(0) 分类 VOA标准英语2011年(十二月)

this is scientific american 60 seconds science.i am soufi bushiwik got a minute? the mid-day nap is a preschool tradition, but is it necessary? some preschool plan to eliminate this downtime to feed in more teaching which could common the expense of

发表于:2019-01-20 / 阅读(77) / 评论(0) 分类 Scientific American(十)月

73 国际互联网上的医药信息 DATE=7-23-01 TITLE=DEVELOPMENT REPORT - Medical Information on the Internet BYLINE=Nancy Steinbach (Start at 01'0

发表于:2019-01-30 / 阅读(74) / 评论(0) 分类 科技之光

This year's State Science and Technology Awards were presented to 295 scientific projects, a 21 percent decrease compared to 2011. This is the second time that the most honorable award, the State Supreme Science and Technology Award, has been left va

发表于:2019-02-14 / 阅读(72) / 评论(0) 分类 2016CRI中国国际广播电台

Voice 1 Thank you for joining us for todays Spotlight. Im Joshua Leo. Voice 2 And Im Ruby Jones. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Have you

发表于:2019-03-04 / 阅读(130) / 评论(0) 分类 环球英语 Spotlight
学英语单词
(var. caput humerale) (m. flex. pollicis longi)
.hgl
ammers
anchoring group
apparates
bad-boiest
be sensitive about
bemind
bigbang
bilinear form module
blacksmitch welding
bland infarct
blue bugle
cappas
cement cooler
CHRS (Containment Heat Removal System)
closed circuit principle
coldboot
Comastoma tenellum
control-rod worth minimizer
Cou.
design development shop
dextroversion
diagnostic antigen for brucellosis
dispositional attribution
documentary acceptance bill
donor depletion
drum processor
Durrësit, Gji i
electrode slip
europress
extra-coarse
first septum
first-class port
flanners
fluctuations in prices
group cohesiveness
heteroovular
high lift-truck
hyperchaotic
identity manager server
International Trade Committee
irradiation cystitis
loss event
man-stealers
mean well
multi-hop network
nanotorus
no life operator flight (nolo flight)
notaphily
ogyrides orientalis
on the scent
open url
open-loop control
OPQRST
ordered pair
Osawano
otero
outer ridger body
paeanistic
pasteurs
penitentiary
phosphoric pentachloride
piston force
pit and fissure sealant
plate glass window
porcelain clays
preunion
probability implication
product implantation date
rassadorns
raster grid
reduced effective mass
renewedly
resistance furnace
salmonella typhisuis
sensels
service dogs
shakier
short-handleds
Siltou
sodium sulfarside
space waves
sporadic disease
starting symbol
Stephens, Alexander Hamilton
stewed turtle
strain gauge transducer
strand cable
stuff gownsman
tailing factor
Tchidoutene
terrasson
theocratization
uroxanic
UV-scanner
vandermeer
virgin gilt
warm to sth
wendlandianum
YLW
zero cutout