[电] 自由电子密度

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(232) / 评论(0) 分类 用mp3背四级单词

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(166) / 评论(0) 分类 英文杂志-Magazine

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(127) / 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(194) / 评论(0) 分类 Scientific American(九)月

老板Tom打电话给秘书Susan. Tom: (On the phone) Hey Susan, how are things at the office? S: Oh, hi boss. Things are fine. But...aren't you supposed to be on a plane right now? I booked you on a 9:30 flight out of Hong Kong. T: Um...Yeah. I shou

发表于:2018-12-25 / 阅读(154) / 评论(0) 分类 礼节美语

老板Tom的班机因为台风来袭而停飞,从机场打电话给秘书Susan布置工作。 Tom: And if you don't mind, call our factory in China and see if things are OK there. I'm worried about flooding. S: Sure thing, boss. T: I'll tell you wh

发表于:2018-12-25 / 阅读(183) / 评论(0) 分类 礼节美语

老板Tom的班机因为台风来袭而停飞,Tom从机场打电话给秘书Susan,了解公司在中国的工厂有没有受到台风的破坏。 (Phone rings) T: Susan? S: Yes? T: It's bad news. All flights for the rest of the day have been canc

发表于:2018-12-25 / 阅读(132) / 评论(0) 分类 礼节美语

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(260) / 评论(0) 分类 2017年VOA慢速英语(十)月

By Mil Arcega Washington, DC 13 September 2006 watch Kalamazoo Promise The promise of a free college education has brought about a remarkable economic turnaround for the U.S. Midwestern city of Kalamazoo in the state of Michigan. The city had fallen

发表于:2019-01-11 / 阅读(197) / 评论(0) 分类 2006年VOA标准英语(九月)

[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(271) / 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(162) / 评论(0) 分类 TED演讲教育篇

你有没有经历过这样一种状况?明明没有人打你电话,却总是感觉听到手机铃声响。这种就被称作手机幻听:ringxiety。 The term is formed from the words ringtone and anxiety. Ringxiety refers to the sensation and

发表于:2019-01-19 / 阅读(144) / 评论(0) 分类 实用英语

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(189) / 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(182) / 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(158) / 评论(0) 分类 实用英语

Adrienne: So, Lisa, I see your suitcase out. You are going on a trip? Lisa: I am. I'm going to Taiwan on a business trip. Adrienne: A business trip. How do you feel about taking business trips? Lisa: Sometimes I love business. I love getting out of t

发表于:2019-02-09 / 阅读(130) / 评论(0) 分类 原版英语对话1000个

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(140) / 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(150) / 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(148) / 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(191) / 评论(0) 分类 双语有声阅读
学英语单词
active page register
advertorial
allelochemistry
angel-water
Angonia
arbitrary placement
blesce
block proving
bond-market
bore through
brake fluid level sensor
choplogic
choralcelo
CIC (compensated ionization chamber)
closed under equivalence
cobuyer
coefficient of utilisation
contact metamorphic belt
corporate taxes
corrosion fatigue cracking
curon venosta
Daguela
Darlington connection
deitate
DeMorgan's law
economic cooperation
electron plate
European communication satellite
exogenous injury
fabrication weldability
forex option
freeland
gelifraction
generating set heat efficiency
genus raphanuss
Gothic Lolita
grant sb's wish
heilens
histidinol
hypogeic acid
Ibero-
ideal code
immunobands
independent logical file
infection contamination
inflation method
john the divines
just like that!
knock somebody's block off
Kwai Chung
landed immigrant
langhorne
loss contour
low-margins
M. & Sc.
maldonado
marine disposal of radioactive wastes
markcourt
meaningful variable name
measurement range spring
medaglion
metamorphosis
microdrile
mission-style
MLES
modular representation
Moshenskoye
nucleophilic group
number of reports
outand-back
perpetuates
phase-difference
phennings
photolectric scanner
plate floor
pleito
plet
pocket vetos
quick acting clamp
range indication
rubinic
SCCO
sedimentary transportation
sexfoiled
Slavsk
sleightily
storage battery reserve
symmetrical structure
syndrome of upper excess and lower deficiency
traffic-relateds
umbel(umbella)
undesulfured
us pop music
user network control machine
valve collet
warm-proof boot
which way the wind lies
whoopin'
Wintrobe's classification
wv
xanthinurias
yin depletion syndrome