质点之动能

I always connected more with New Moon. I really understood where he's coming from, and I want to get more the character which it shows in New Moon and Twilight. But it was difficult to make , you know, Everyone was worried about me, looked too depres

发表于:2018-12-07 / 阅读(196) / 评论(0) 分类 访谈录2009

In the square outside the British Library in London is a sculpture of Sir Isaac Newton - The first man who asked why apples seem always to fall towards the centre of the earth. Maybe they chose it for the spot because it shows a great scientist at wo

发表于:2018-12-07 / 阅读(215) / 评论(0) 分类 英文杂志-Magazine

Potential energy in a crossbow When we think of the concept of energy, we often think of objects in motion: a car rolling down a hill or a jogger running up a hill. This kind of energy-in-motion, called kinetic energy, isnt the only kind of energy. A

发表于:2018-12-27 / 阅读(167) / 评论(0) 分类 英语时差8,16

When the wind picks up at the foot of the Rockies, there are those who believe they can hear the future. At the National Renewable Energy Laboratory, making alternative power sources competitive with fossil fuels has been a mission since the energy

发表于:2018-12-30 / 阅读(202) / 评论(0) 分类 国家地理2008年

It's a workout with two goals, mean green students are doing their bodies and the environment a favor when they hop on these machines. When you talk about energy, you think about like the windmill and there the water and other things producing energy

发表于:2019-01-07 / 阅读(169) / 评论(0) 分类 万花筒2011年

This is Scientific American's 60 seconds science. I'm Kellen Horgon. This will just take a minute. Have you ever wondered what happens to mosquitos in the rain, a raindrop is like 15 times heavier than those little suckers. So getting hit by one, he'

发表于:2019-01-08 / 阅读(220) / 评论(0) 分类 Scientific American(六)月

US Agency Announces Wave Energy Prize Competition 美国能源部发起能源奖竞争 Experts say that sun and wind are the richest sources of clean, renewable energy. But ocean waves also create powerful, clean energy. So, the U.S Department of Ene

发表于:2019-01-12 / 阅读(230) / 评论(0) 分类 2015年VOA慢速英语(五)月

Fermilab Scientists Optimistic About Finding Higgs Boson Particle Scientists at the CERN laboratory in Geneva, Switzerland say they are encouraged by new data suggesting their Large Hadron Collider, the world's most powerful atom-smasher, is one step

发表于:2019-01-13 / 阅读(203) / 评论(0) 分类 VOA标准英语2011年(十二月)

After Higgs Hunt, Fermilab Charts New Paths in Physics Research At the Grid Computing Center at Fermilab - half a world away from the Large Hadron Collider in Switzerland - the key to understanding how the Higgs boson works and what it means for the

发表于:2019-01-14 / 阅读(196) / 评论(0) 分类 VOA标准英语2013年(三月)

CERN Accelerator Back in Business 欧洲核子研究中心粒子加速器升级 The long upgrade of the Large Hadron Collider is over. The scientific instrument responsible for the discovery of the Higgs boson -- the so-called God particle -- is bein

发表于:2019-01-14 / 阅读(199) / 评论(0) 分类 VOA标准英语2014年(九月)

Science and Technology 科技 Looking for the Higgs 捕获希格斯粒子 Enemy in sight? 敌军现身? The search for the Higgs boson is closing in on its quarry 希格斯玻色子的研究逼近其目标 ON JULY 22nd two teams of researchers base

发表于:2019-01-26 / 阅读(217) / 评论(0) 分类 经济学人科技系列

By Carolyn Weaver Washington, DC 09 February 2006 watch Brookhaven report Experimental results at Brookhaven National Laboratory’s supercollider that replicate in miniature the “Big Bang,” when

发表于:2019-01-31 / 阅读(434) / 评论(0) 分类 2006年VOA标准英语(二月)

China's proposed supercollider will be twice the size of the Large Hadron Collider or CERN in Switzerland that helped discover the Higgs Boson or the God Particle in 2012. It will also serve as a symbol of the country's rise as a global superpower by

发表于:2019-02-07 / 阅读(173) / 评论(0) 分类 英语新闻

matter 物质 energy 能 vacuum 真空 liquid 液体 fluid 流体 solid 固体 body 物体 mass 质量 weight 重量 density 密度 specific gravity 比重 gravity 重力 velocity 速度 kinetic energy

发表于:2019-02-07 / 阅读(195) / 评论(0) 分类 英文语法词汇

How to Create Passion Anywhere and Anytime Remember Science class? Mr. Thatcher, sophomore year in high school, taught us about potential and kinetic energy. I was way more interested in Pam Miller, who sat perilously close to me. But on Mr Thatcher

发表于:2019-02-11 / 阅读(200) / 评论(0) 分类 阅读空间

IN THE NEWS - Scientists May Have Found 'God Particle' 新闻报道 - 科学家们可能发现了上帝粒子 This is IN THE NEWS in VOA Special English. 这里是美国之音慢速英语新闻报道。 This week, scientists in Switzerland reported a

发表于:2019-02-18 / 阅读(237) / 评论(0) 分类 2012年VOA慢速英语(七)月

女生表达我喜欢你的十个小动作 1. For more than 40 years, researchers have been cataloging the non-verbal behaviors women use to let men know they're interested (and vice versa). One important category of flirting includes the oldest tric

发表于:2019-02-21 / 阅读(212) / 评论(0) 分类 实用英语

Swinging Physics: Potential And Kinetic Energy Working Together 动能与势能相互作用 动能是所有能看到的运动的能量,包括物体的,微粒的或质点集的运动等。 势能(Potential energy )是位置的函数,例如把一个

发表于:2019-02-24 / 阅读(158) / 评论(0) 分类 英语听力文摘 English Digest

Sit on a swing, let someone push you, and away you go. But what happens if the person who pushed you walks away, and you want to swing faster and higher. If you've ever been in the second grade, you know the solution to that. Just start pumping your

发表于:2019-03-06 / 阅读(295) / 评论(0) 分类 英语时差8,16

The Heat Is On 热传递,是热从温度高的物体传到温度低的物体,或者从物体的高温部分传到低温部分的过程。热传递是自然界普遍存在的一种自然现象。只要物体之间或同一物体的不同部分之间

发表于:2019-03-09 / 阅读(221) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
.xlsx
activated zinc oxide
agri-technologies industry
Amposta
anal segment
as it should seem
Bartlett's rrciprocation theorem
beating it
bilge pump neck bush
bit level
bridal market
Buissenal
cacaorin
can make nothing of
candy corn
cardiac muscles
castratrices
cedarwood
centre of mass coordinates
chigutisaurids
CICPS
clypeomorus coralia
combined pregnancy
compartment tray
compressible cake
cost accounting analysis
countersuing
cybernetic system
decussative
desulphurization unit
disintegration series
Ebola hemorrhagic fever
Elymus excelsus
exploration funds
Ficker's tests
Filipow
flashdrive
futurize
heat treat
herbaline
hypometamorphism
initial tuberculosis
intaglio (printing) paper
intermediate pack strip
interrecord structure
jerboa kangaroo
Kempfeld
Kurino
laminar convection
librado
lineolet
logic relay circuit
longitudinal dike
longsuffering
low fat cheese
ludivine
magnetic ours
martin-marietta
microcomputer language assembler
mineralogy
multi-pass weld
Nederweert
non-equities
nonequivalence interruption
norbert wieners
Oak Vale
octoic acid
open top can
oxyphenols
paraconids
penetre
phylogeny of immunoglobulin
plasma radio physics
polyacrylic fiber
posticus
potential hill
precision alignment gyrocompass
profile map
radiator connection
repair label
Rhododendron sinogrande
root directories
root peptidase
rose rosette
SAET
saleebey
scrumpers
shrunk-on
sirrus
sliding electrical contact
Sukhodrev
swabberly
symmetery
Te Wharau
toxic gas neutralizer
trianopia
unauthorizes
undeads
unhurled
vilenesses
whatsisface
working fluid pair