美国资讯科学学会, 美国资讯学会

UNIT 5 Text A PRE-READING TASK Exercise 1 Before reading the passage, think over the question. Should a scientist be responsible for the results of his or her work? Why or why not? Now read the passag

发表于:2018-12-04 / 阅读(323) / 评论(0) 分类 实用英语综合教程

SCIENCE IN THE NEWS - A Warning About Wireless Internet / Broken Heart Syndrome / A Question About Science and Engineering By Broadcast: Tuesday, February 22, 2005 (MUSIC) VOICE ONE: This is SCIENCE I

发表于:2018-12-07 / 阅读(124) / 评论(0) 分类 科技之光

This is Scientific Americans 60-Second Science. Im Cynthia Graber, this will just take a minute. For generations, nearly all medical research was done on men. And the assumption was that whats true for men is true for women. Now of course we know tha

发表于:2018-12-24 / 阅读(156) / 评论(0) 分类 Scientific American(五)月

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(126) / 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(149) / 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(182) / 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(187) / 评论(0) 分类 2015年Scientific American(一)月

Topics: American Authors Kurt Vonnegut; Famous Songs When You Wish Upon a Star; to knock up versus to knock down versus to knock over versus to knock off; new versus brand new; give and take Words: to capture to bomb journalist technology science fic

发表于:2018-12-26 / 阅读(113) / 评论(0) 分类 美语听力 English Cafe

Activity 1 Weather forecast A Listen to the weather forecast. Supply the missing information. Areas Weather conditions Temperatures Mexico City Mostly cloudy _____________ Buenos Aries __________________ _____________ La Paz Partly sunny ____________

发表于:2018-12-27 / 阅读(147) / 评论(0) 分类 Listen this way听力教程

By Jill Moss THIS IS AMERICA -July 29, 2002: National Museum of American History VOICE ONE: The Smithsonian Institution in Washington, D.C. collects, cares for and protects more than one-hundred-forty

发表于:2019-01-04 / 阅读(204) / 评论(0) 分类 This is America

SCIENCE IN THE NEWS - Stephen Hawking and Black Holes / Quantum Theory By Caty Weaver Broadcast: Tuesday, August 17, 2004 VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Bob Dought

发表于:2019-01-07 / 阅读(166) / 评论(0) 分类 科技之光

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(171) / 评论(0) 分类 Scientific American(二)月

Information society 信息社会 Gary: [from Covent Garden in London] Ive chosen one of the hottest days of theyear to take a short stroll from our BBC studios to nearby Covent Garden. Imvisiting Hakim Kahtan, whos manager of Global Tele-Call. This part

发表于:2019-01-07 / 阅读(168) / 评论(0) 分类 英语讨论

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(139) / 评论(0) 分类 Scientific American(十)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. It sounds like something out of a bad science fiction novel. During World War II, a fungus called Tricoderma reesei ate its way through US military unifo

发表于:2019-01-08 / 阅读(174) / 评论(0) 分类 Scientific American(五)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(175) / 评论(0) 分类 Scientific American(四)月

SCIENCE IN THE NEWS - Maya Developed Early / A Shortage of Scientists? / Good Health Information By Broadcast: Tuesday, May 18, 2004 (THEME) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special Engl

发表于:2019-01-16 / 阅读(143) / 评论(0) 分类 科技之光

It's, in short, how we learn what we know about other people and about the world. 简而言之,那就是我们如何了解到,我们对于其他人的认知,以及我们对于全世界的认知。 But we live in a 100-percent media-saturated so

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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(143) / 评论(0) 分类 Scientific American(十)月

BEIJING, Aug. 2 (Xinhua) -- The Red Cross Society of China (RCSC) has vowed to establish an efficient, transparent and normative system of management, information and supervision in three to five years. Zhao Baige, executive vice president of the RCS

发表于:2019-02-17 / 阅读(163) / 评论(0) 分类 英语新闻
学英语单词
accessories clause
amicable consultation
amphigene
ash-gray
athwartships magnet
attitude of combat
biodialysis
catching a break
censor
chelate formation
compass liquid
control indicator
coordination in system
corneally
cost sharing
demand assignment
difference triangle
differential weir
dress fabric
Dyfed-Powys
ehud
endometaphase
equation of equilibrium
extender
flat boat
foot evil
fortress artillery
Fumie
genus Plumeria
geranium macrorshizum l.
girderless
good-mother
grain-size classification
graphics chip
graptomyza fascipennis
haliotis jacnensis
hazel-nut
heatmap
hemitelia boninsimensis (christ)diels
hitwoman
homotopy equivalence
in situ testing
in the shit
Indigofera monbeigii
inter-peritoneal organ
intercalarity
Japan drier
Kumbher
la grande nation
Larionovo
light homing
linear control system theory
low birthweight infant
luminous efficiency at a specified wavelength
lunar corona
Mansel
material shortage
mercury chlorate
multiple scanning
Nahuatlan
Nether Worton
neutral variation
Nocardiopsaceae
non silicate
notturnoes
novely of invention
open fuse
packstaff
PAPF
paradoxling
pentoxyl
performance reference
pharmacopoles
pilous
pod slurping
poka-yoke
processing amplifier
program-controlled wire-electrode cutting
rammel
rattle-mouse
recreent
refund by carrying a loss back to a prior year
repetitive projector
retirement income
rumbud
rural finance
selective tempering
self-slaughtered
Sendzimir
Sesia
single phase alternator
stepfunction
tenas
test dust
thomton
tiny hole
toughened silver nitrate
tuberculums
unconsolidated investment
unpressruezed
varicoloured
winning-post