电子自旋共振

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(184) / 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(189) / 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(128) / 评论(0) 分类 英文杂志-Magazine

Merchants Put New Spin on Advertising He has been spinning signs for five years. There is a lot of money being made in advertising, he says. The income, however, is not the only reason Moreno loves his job. I have the most fun doing what Im doing, he

发表于:2018-12-16 / 阅读(119) / 评论(0) 分类 VOA标准英语2013年(七月)

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(94) / 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(147) / 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(218) / 评论(0) 分类 2017年VOA慢速英语(十)月

Six Little Mice Sat Down to Spin Six little mice sat down to spin, Pussy passed by, and she peeped in. What are you doing, my little men? Making coats for gentlemen. Shall I come in and bite off your threads? No, no, Miss Pussy, you'll bite off our h

发表于:2019-01-09 / 阅读(326) / 评论(0) 分类 鹅妈妈童谣

[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(211) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

今天我们要学的词是spin。 Spin, 是旋转。The skater is practicing her jumps and spins, 不过spin 这个词要是用到政治上,那就有别的意思了。比如:'Spin wars' are expected for Obama and Clinton, 有人说,奥巴马和希

发表于:2019-01-16 / 阅读(159) / 评论(0) 分类 英语每日一词

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(115) / 评论(0) 分类 TED演讲教育篇

AGRICULTURE REPORT December 17, 2002 — Irradiated Meat This is the VOA Special English Agriculture Report. The United States government has approved methods of destroying bacteria in meat by using r

发表于:2019-01-30 / 阅读(129) / 评论(0) 分类 农业与发展

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(148) / 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(140) / 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(128) / 评论(0) 分类 实用英语

As physicists built bigger and more ambitious machines, 随着物理学家建造越来越大、越来越雄心勃勃的机器, they began to find or postulate particles or particle families seemingly without number: 他们开始或推断出似乎永无

发表于:2019-02-17 / 阅读(102) / 评论(0) 分类 万物简史

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(94) / 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(107) / 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(108) / 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(143) / 评论(0) 分类 双语有声阅读
学英语单词
Aboriginal Americans
acoustic reflection coefficient of wood
Aeolian mode
alanates
aleft
Amphipsylla aspalacis
background visibility
Benediktbeuren
beowulf
bit sign
bush lawyers
choluteca
closed-cycle cascade helium refrigerator
coastal landscape
control transmitter
Controlling Person
cosmochemists
CREF
diurnal range
dumbsizing
Eddersheim
efficient point of production
epidendrums
execute register content
field guide
filter aid layer
final examination and measurement
fisher formula
flood detention
form lining
formyl halide
fraudulent gain
gamma-proteobacteria
genus clupeas
glichidium
grain hatch
guiding ocular
hears out
Hexa-Betalin
high alumina ceramic
high inductance head
hinged bolt
hydronitric acid
hypergenic zone
ivanov dol
Jaraicejo
L. U. L.
lampooner
lime pozzolana cement
long island sounds
looking up to
marketing cost control
minimum length of grade section
multichord
nanobunch
nervus ischiadicus
night crawlers
odorless bitumen
off one's chest
Opatow
opening simultaneity
operating readiness
overbook
oxyzymol
padding argument
paranitrophenylacetic acid
Parus major
pessary cell
physcomitrium japonicum
police dogs
product-moment correlation coefficients
psychoneurologic
quell a riot
rain gauge glass
razy
re-designation of shares
representation theorem
reticulohistiocytic
robot for test and inspection
Sakhalin, Ostrov
savart's polarizing plate
saw sth up
Sayrob
Schneiderian
seal with arrow-rings
seedless
shipping isolator
silicon-on-silicon waveguide
single short circuit
specific density
steel helmet
stove-pipes
successive missile attack
take up with
TDZ
team-owners
telephone charges
Through-bridge
Témacine
whitefishes
wickel
yarn dyeing machine