音标:[iˈlæstik pəˈtenʃəl ˈenədʒi] ;
弹性势能
词型变化:名词复数形式 : elastic potential energies

[00:05.49]Friend or Enemy?'Kill it!' cried Debbie. 'Certainly not,' said Simon. [00:13.74]'Why? You're not frightened of it, are you?It's only an insect.' [00:19.62]'It isn't an insect,Debbie,though it might look like one. [00:24.87]Actually, it's a

发表于:2018-11-30 / 阅读(297) / 评论(0) 分类 高中英语牛津版高一

[00:10.61]disposal dispose dispute disregard [00:15.58]n.处理,处置 vt.安排,布置 vi.处置v.争论,争执 n./v.不管,不顾 [00:20.56]dissatisfy dissolve distance [00:24.48]v.使不满,使不平 v.(使)溶解,(使)融化解散,

发表于:2018-11-30 / 阅读(161) / 评论(0) 分类 考研英语词汇2005

The key difference of course is that a sunspot's 最关键的不同点在于太阳黑子 an awful lot bigger and so the total energy, 大得多,所以太阳磁场内 or the amount of energy in the magnetic field 所含的总能量大得惊人 on th

发表于:2018-12-07 / 阅读(222) / 评论(0) 分类 太阳科普

By Peter Fedynsky Kyiv 30 September 2007 Ukrainians cast their ballots in a special parliamentary election, in which domestic and international observers sought to assure an honest vote.Opposition leader Yulia Tymoshenko says she will ask President V

发表于:2018-12-08 / 阅读(192) / 评论(0) 分类 2007年VOA标准英语(九月)

Welcome to This I Believe, an NPR series presenting the personal philosophies of remarkable men and women from all walks of life. Support for NPR Podcasts comes from Visa, offering the Visa signature card, featuring concierge services for travel, din

发表于:2018-12-19 / 阅读(216) / 评论(0) 分类 2007年NPR美国国家公共电台

Welcome to the Science Talk, the weekly podcast of Scientific American posted on February 18th, 2010. I am Steve Mirsky. And you know what the hottest sport in the world is right now? Thanks to the Winter Olympics, it is, of course, curling. That's t

发表于:2018-12-24 / 阅读(132) / 评论(0) 分类 Scientific American(二)月

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(111) / 评论(0) 分类 英语时差8,16

And it's why, over the last eight years, we've modernized the government's approach to innovation for the 21st Century. 也因此,在过去的8年里,我们让政府在21世纪的创新方式上现代化。 We've jumpstarted a clean energy revolution

发表于:2018-12-30 / 阅读(113) / 评论(0) 分类 奥巴马每周电视讲话

When we meet a person, our first impression is based on their body language and their speech. When someone goes up on a stage, or gives a presentation at a business meeting, many pairs of eyes will be following and judging this person. If you are up

发表于:2019-01-08 / 阅读(152) / 评论(0) 分类 英语小短文

[00:-1.00]extreme bungee jumping ice diving sky surfing [00:-1.50]极端的 蹦极跳 冰下潜水 空中冲浪式滑翔 [00:-2.00]snowboarding snow rafting caption similarity [00:-2.50]用滑雪板滑雪 动力雪橇滑降 标题 类似 [00:-3.00]up

发表于:2019-01-10 / 阅读(208) / 评论(0) 分类 高中英语北京必修模块

New research suggests ayahuasca, a jungle vine found in the Peruvian rainforest, can have a powerful effect on the human central nervous system when brewed with other plants. Researchers say one of ayahuasca's most promising uses could be in treating

发表于:2019-01-13 / 阅读(193) / 评论(0) 分类 VOA标准英语2010年(三月)

By Selah Hennessy London 20 October 2009 A global watchdog group says world oil supplies are running low and that may lead to food shortages and spiraling armed conflict. Britain-based Global Witness says governments are doing nothing to prepare for

发表于:2019-01-14 / 阅读(103) / 评论(0) 分类 VOA标准英语2009年(十月)

Fusion is how stars produce energy. It occurs when the nuclei of light atoms, such as hydrogen, are fused together under extreme pressure and heat. Tokamak Energy, from Oxfordshire, believes that the third version of their compact, spherical tokamak

发表于:2019-01-17 / 阅读(219) / 评论(0) 分类 2015CRI中国国际广播电台

我有钱啦!鲁本一本正经地告诉店主。店主走向橱窗,取出鲁本梦寐以求的东西。鲁本一路狂奔到家,冲进前门。妈妈正在厨房擦洗灶台。瞧,妈妈!瞧!鲁本一边跑向她一边大叫着。他把一个

发表于:2019-01-17 / 阅读(167) / 评论(0) 分类 英语美文

By Lisa Schlein Geneva 15 September 2007 The United Nations warns floods in West Africa could provoke an invasion of locusts in Mali and Niger. It says it is critically important that UN experts be given access to the locust-prone region so they can

发表于:2019-01-31 / 阅读(184) / 评论(0) 分类 2007年VOA标准英语(九月)

A human hair consists mainly of a protein called Keratin. It also contains some moisture and the trace metals and minerals found in the rest of the body. 人类的头发主要由一种叫角朊的蛋白质组成,并含有水分及在身体其他部分

发表于:2019-02-08 / 阅读(144) / 评论(0) 分类 阅读空间

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(142) / 评论(0) 分类 阅读空间

A human hair consists mainly of a protein called Keratin. It also contains some moisture and the trace metals and minerals found in the rest of the body. 人类的头发主要由一种叫角朊的蛋白质组成,并含有水分及在身体其他部分

发表于:2019-02-14 / 阅读(174) / 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(112) / 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(234) / 评论(0) 分类 英语时差8,16
学英语单词
a hummingbird
affine plotting
AmerSp
anchor handling drum
appear during late spring and early summer
Arnott's anesthesia
array product
arteriae circumflexa ilium superficialis
artery of Adamkiewicz
atabais
bail-bondsmen
bar draft
birdnesting deposit
bispectrum analysis
brittle break
burth-e
buy for future delivery
carcinoma of spermatic cord
carptnus viminea wall.
cauliflower cheese
Cernat
clear the hold
copper-cored carbon
croce rossa (croix rousse)
crossing with movable wing rail
dbae
defreezing
Deliva
dimagnetite
directivity of antenna
diving pump
doubtful debts
epinephrine and norepinephrine
fixed base machinegun
flow configuration
gas brette
giblets
have no kick left
hemophilic joint
high-intensity lamp
high-temperature hook-up wire
holar
homelesses
hot crackability
Idfīnā
incalling
indelegability
intersecting routes
Kaokoland
keynote symptom
Kishorganj
knesseths
knowledge rating scale
kobayashis
ladleman
linked exchange rate system
lockedcover switch
long land tie
Lupoglav
medlied
mining height
mitralis
moussaoui
nonbinary
oneling
optical digital disks
orthogonal states
out-and-backs
pakthong
Paranaiba
petallings
preche
psychological treatment
recip.
repile
restoration of diplomatic relations
Robinson River
sensing
sinu(so)-
sinx passivation
slop feed
slow-down signal
suggestum
supersedeases
tab stop position
talk pages
the dramatic unities
therapy
three-plus-one address instruction
topper-offer
tread away
Turpicotay, Cord.de
tympanic ganglion
uk music
ungerminating
untowen
vlissingens
waterproof solenoid valve
wellcarriaged
western red-backed salamanders
write-to-operator with reply
you can't put an old head on young shoulders