[化] 高能电子衍射

efficiency-效率,功效 elaborate -精心计划的,详尽的 elastic -橡皮圈,松紧带 elbow -肘,肘部 elderly-较老的,年长的 elect -选举,推举 electrical -电的,电气科学的 electron-电子 electronic -电子的 elegant -优美的,文雅的 element -元素,要素 elementary-基本的,

发表于:2018-11-29 / 阅读(177) / 评论(0) 分类 用mp3背四级单词

16. The coming of the railways in 1830s____ our society and economic life. A. transformed B. transported C. transferred D. transmitted economy 经济 economic 经济的 economical 节俭的 economics 经

发表于:2018-12-01 / 阅读(180) / 评论(0) 分类 新东方赵丽词汇课堂

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(126) / 评论(0) 分类 英文杂志-Magazine

M: Have you heard anything about Markheed Inc.? They have called me back for interview, andI'm considering taking a job with them. F: Well, to start with, Markheed Inc. has a reputation for being one of the best empoyers in the field. M: The best...h

发表于:2018-12-12 / 阅读(96) / 评论(0) 分类 J博士美语

OK, great, we smell vibrations. How? All right? 好吧,我们闻到的是震动。怎么闻到呢? Now when people ask this kind of question, they neglect something, which is that physicists are really clever, unlike biologists. 当人们问这个问

发表于:2018-12-19 / 阅读(88) / 评论(0) 分类 TED演讲教育篇

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(142) / 评论(0) 分类 Scientific American(九)月

Three Scientists Win Nobel Prize in Chemistry Three scientists have won the Nobel Prize for chemistry for their work to simplify and improve the imaging of biomolecules. 三位科学家因为在简化和改善生物分子成像方面的成就获得了诺

发表于:2019-01-03 / 阅读(211) / 评论(0) 分类 2017年VOA慢速英语(十)月

[0:0]efficiency效率,功效 [0:12.1950]elaborate elastic elbow elderly精心计划的,详尽的 橡皮图,松紧带 肘,肘部 较老的,年长的 [1:2.6076]elect electrical electron选举,推选 电的,电气科学的 电子 [1:41.1372]electronic elegant element elementary [2:36.2790]el

发表于:2019-01-16 / 阅读(206) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

But this still doesn't explain why light is able to pass through glass rather than being absorbed as with most solids. 但是这还是不能解释为什么光可以穿透玻璃而不是像其他大多固体那样被吸收。 For that, we need to go a

发表于:2019-01-17 / 阅读(112) / 评论(0) 分类 TED演讲教育篇

A-bomb, atomic bomb 原子弹 absorption 吸收 to accelerate 加速 accelerating chamber 加速室 accelerator 加速器 synchrocyclotron 同步回旋加速器 synchrotron 同步加速器 betatron 电子

发表于:2019-02-03 / 阅读(142) / 评论(0) 分类 英文语法词汇

Early effect 厄利效应 Early failure 早期失效 Effective mass 有效质量 Einstein relation(ship) 爱因斯坦关系 Electric Erase Programmable Read Only Memory(E2PROM) 一次性电可擦除只读

发表于:2019-02-05 / 阅读(134) / 评论(0) 分类 实用英语

Background carrier 本底载流子 Background doping 本底掺杂 Backward 反向 Backward bias 反向偏置 Ballasting resistor 整流电阻 Ball bond 球形键合 Band 能带 Band gap 能带间隙 Ba

发表于:2019-02-05 / 阅读(126) / 评论(0) 分类 实用英语

By Steve Herman New Delhi 17 October 2009 Maldivian President Mohammed Nasheed signs a document calling on all countries to cut down their carbon dioxide emissions, in Girifushi, Maldives, 17 Oct 2009 In an effort to highlight climate change, the Ca

发表于:2019-02-12 / 阅读(158) / 评论(0) 分类 VOA标准英语2009年(十月)

There is nothing unusual about energy like coals and oils being consumed, principally because economic development depends on natural resources all the time. But what is happening today is extraordinary judged by the standards of the past. It is ener

发表于:2019-02-12 / 阅读(141) / 评论(0) 分类 雅思英语

What this means in practice is that you can never predict where an electron will be at any given moment. You can only list its probability of being there. In a sense, as Dennis Overbye has put it, an electron doesnt exist until it is observed. Or, pu

发表于:2019-02-17 / 阅读(90) / 评论(0) 分类 万物简史

Finally, in 1926, Heisenberg came up with a celebrated compromise, producing a new discipline that came to be known as quantum mechanics. At the heart of it was Heisenberg's Uncertainty Principle, which states that the electron is a particle but a pa

发表于:2019-02-17 / 阅读(104) / 评论(0) 分类 万物简史

Neutrons and protons occupy the atom's nucleus. The nucleus of an atom is tinyonly one millionth of a billionth of the full volume of the atombut fantastically dense, since it contains virtually all the atom's mass. As Cropper has put it, if an atom

发表于:2019-02-17 / 阅读(100) / 评论(0) 分类 万物简史

The Microscopic Technique Each advance in microscopic technique has provided scientists with new perspectives on the function of living organisms and the nature of matter itself. The invention of the visible light microscope late in the sixteenth cen

发表于:2019-02-25 / 阅读(139) / 评论(0) 分类 双语有声阅读

此题感谢lgc,是6月28日雅思写作大题目。关于能源危机的解决。此文思路清晰,结构除了建议部分稍显单薄,还是十分合理的,最关键的是本文的词汇功力,可以看出作者应该按照我上课的要

发表于:2019-02-26 / 阅读(170) / 评论(0) 分类 雅思英语

There is nothing unusual about energy like coals and oils being consumed, principally because economic development depends on natural resources all the time. But what is happening today is extraordinary judged by the standards of the past. It is ener

发表于:2019-03-11 / 阅读(166) / 评论(0) 分类 雅思英语
学英语单词
acoustic decoy
aggrey
ajase
alabado
anaxagorea luzonensis gray
anorectal pressure measuring instrument
asecretion
at sb's heels
baroud
behavior intention
biscuit duck
blacklisters
casting under low pressure
CEN-2
Chaco, Prov.de
cluster mallow fruit
cold primer
collection of random event
common logic address space
compressed-air flask
conventional-style
cornucopia drag
crabapple
cross luminance
cryptococcus albidus
crystallized product
Cyclobalanopsis pseudoglauca
DBHA
deresining
Dhammapada
dilayed reaction
Dow general
economic determinism
edge constraint
employment demand function
enlighten
environazi
file access model
fluoromontmorillonite
food competition
gave a glance at
hainted
hand book
hematocytoblast
incessantly
Japanese language
jargonal
key point investigation
Lab Color
lasorda
looks out
macro argument
makingthe
matraite
minced meat and bean curd in chilli sauce
Mochales
mohoid
movable-vane attenuator
myelinization
Mūsa Khel
natural discharge
null word
organic waste water
Osmanthus lanceolatus
Pacy-sur-Eure
per day premium
pilot spray
press brake dies
proto crystalline
radiodensity
rainbow herbicide
Rc.
rigidly
rolling wave
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rotating loader
Rumpety
saftner
screw remover
shaft drill jumbo
shipyard eye
shop-boy
signal multiplication
spring and lever loaded valve
Srednyaya Mokla
steel-bar bender
Streptomyces roseofulvus
surface smoothing
system of compounds
ten-strikes
Tevlin
thatch-like sinter
the open university
thyrasthenia
tiggobitties
trolley-pole boom
ultrasonic washing
unidiameter
unidirectional differential flux
Vega Alta
wireless router