科学情报委员会

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(304) / 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(128) / 评论(0) 分类 Explorations

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(58) / 评论(0) 分类 Scientific American(三)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(76) / 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(95) / 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(56) / 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(62) / 评论(0) 分类 Scientific American(一)月

今天学的词组是turning point。 Turning point就是转折点。 两名美国科学家荣获2006年的诺贝尔物理学奖。报导说: The Nobel committee praised their findings as a scientific turning point, 诺贝尔委员会赞扬他们的研

发表于:2018-12-30 / 阅读(49) / 评论(0) 分类 英语每日一词

learn a word. 今天学的词组是turning point,t-u-r-n-i-n-g p-o-i-n-t. Turning point就是转折点。 两名美国科学家荣获2006年的诺贝尔物理学奖。 报导说: The Nobel committee praised their findings as a scientific turning poin

发表于:2018-12-30 / 阅读(43) / 评论(0) 分类 英语单词荟萃

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(86) / 评论(0) 分类 VOA2003(上)-健康资讯

By Jessica Berman Washington 29 November 2006 The well-known scientific journal Science should require more information from authors, especially if their papers are likely to generate a lot of public attention. That's the conclusion of an independen

发表于:2019-01-04 / 阅读(115) / 评论(0) 分类 2006年VOA标准英语(十一月)

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(87) / 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(67) / 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(94) / 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(94) / 评论(0) 分类 Scientific American(六)月

This is Scientific American's 60-Second Science. I'm John Rennie. Got a minute? Congress has finally acted on global warmingby denying it exists. It's in the grand lawmaking tradition of the Indiana state legislature's 1897 attempt to redefine the va

发表于:2019-01-08 / 阅读(105) / 评论(0) 分类 Scientific American(三)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(69) / 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(64) / 评论(0) 分类 科技之光

CAPITOL HILL U.S. lawmakers have received the first post-election briefings on the deadly September attack on the U.S. consulate in Benghazi, Libya. Senators are not revealing specific information provided to them by administration officials at the c

发表于:2019-02-08 / 阅读(70) / 评论(0) 分类 英语新闻

今天学的词组是turning point。 Turning point就是转折点。 两名美国科学家荣获2006年的诺贝尔物理学奖。报导说: The Nobel committee praised their findings as a scientific turning point, 诺贝尔委员会赞扬他们的研

发表于:2019-02-24 / 阅读(62) / 评论(0) 分类 学个词
学英语单词
agreed valuation
air displacement
albunea okinawaensis
all purpose communication system
Bagerhat District
beginning with
box-handling crane with grab
bulkhead deck
bunodophoron formosanum
channel plan
cocomposer
command mix
commuterdom
complexity editing
coronary artery disease
corrected thrust
cycle theory
demerara sugar
Deri motor
distributed architecture
drupa ricina ricina
Edison bridge
efferent(centrifugal)nerve
enjoy your meal
Erysiphe
exogenous disease
extruder screw
exudation
Farinales
filter bowl gasket
floating head exchanger
flood way district
flow sensing unit
freezing hole
fucosterols
future batch
gear pair with addendum modification
Georgian Orthodox church
glomerular epithelial cell disease
goacher
goodquality
grape-kernel oil
hedrich
image sensor type measurement instruments
interseptal structure
label mapping
lambsdorff
landing wheel
lay a cable
left common iliac artery
local prediction
magnolia delavayi franch.
makin' whoopee
McLennan County
methionine-enkephalin
Millett, Kate
na-na na-na na-na
nonprostatomegaalic
nuttle
outdoor pig keeping system
outest
Panolid
paper-filter
parasympathomimetic
parasyphilcsis
part-time farm household
pCF3
phytocoenosiumtype
pipe-bomb
poikilothermic
quebracho colorado
r. frontalis (n. frontalis)
rate of distance variation
rating of propulsion system
reiksguard
republics of bulgaria
respiratory centre
revolutionarity
rocket sciences
self-starting synchronous motor
short tunnel
sight feed gage
slipway with wedge type launching
solenoid-operated circuit breaker
spark proof
standard colorimetric system
subcurve
subensemble
sympathetic string
Synthetoceras
TCPIP
Thallobionta
Tintina
to proceed to a berth
tramegger
tuntun
unreduced oxide particle
upheave
volitional check
webspinner
wenningtons
winning run