热电子附着过程

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(192) / 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(207) / 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(138) / 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(105) / 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(158) / 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(229) / 评论(0) 分类 2017年VOA慢速英语(十)月

By Paul Sisco Washington, DC 11 July 2006 watch Shuttle report With most of its major tasks complete, including an investigation of the protective foam shield, the crew on board Discovery is cleared to return to Earth Monday. Yet, there's still plen

发表于:2019-01-04 / 阅读(183) / 评论(0) 分类 2006年VOA标准英语(七月)

[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(221) / 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(127) / 评论(0) 分类 TED演讲教育篇

Today a new geo-thermal power station was opened in Kawerau, in the eastern Bay of Plenty. Geo means earth and therm means heat. The power station uses hot steam from the earth. Like the geo-thermal power station at Wairakei, which opened in the 1950

发表于:2019-01-27 / 阅读(153) / 评论(0) 分类 新西兰英语

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(138) / 评论(0) 分类 农业与发展

Marie KonMari Kondos book The Life-Changing Magic of Tidying Up: The Japanese Art of Decluttering and Organizing is a best-seller in Japan, Germany, and the U.K. Kondo favors a radical approach to decluttering that advocates downsizing your stuff in

发表于:2019-02-01 / 阅读(109) / 评论(0) 分类 阅读空间

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(157) / 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(150) / 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(134) / 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(109) / 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(100) / 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(116) / 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(117) / 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(155) / 评论(0) 分类 双语有声阅读
学英语单词
2-butoxyethanol
adjustable bed press
alternative method
aluminium press
aminopyrines
Angell
assorted link speed
assorted wafer
Athelstan
avi
befreezing
beggar-my-neighbors
blurbist
brufen tablet
Bubenreuth
bur oak
Cahn-Hilliard equation
Cerating, Tg.
chancelers
chastel
Chinese wood-oil tree
choffe
clausocalanus minor
claytonia
closed-loop recycling system
come down a peg
Coptis teeta Wall.
copulatory plug
differencial pulse code
drop hammer tester
float finish device
foaminesses
food forest
fruitmarkets
gangmasters
gate chamber
gift coupons
gutsful
hakluyts
heaving to
impact serial printer
infantilities
installation elevation of hydraulic turbine
key equals address addressing
Kirkjubær
leccinum albellum
level of residue
levigation
lithomancy
metapodosomal
metered-leak method
Monzen
myloglossus
named common area
natty dread
niobate system piezoelectric ceramics
no-volt relay
Nordipen
operator precedence grammar parsing
overdramatize
pen travel
perolene
petalob acteria
phyllonitization (sericitization)
pileus ventriculi
positive mould
q-signal
Quercus stenophylloides
rated conditions
recombination-defective
Recorder Guyot
redox inaicator
RGBMT
rolling drawing
Semecarpus cuneiformis
silver (ag)
simpaticoes
snugly
spherical punch
sports meetings
spunky
superiority and inferiority
surface mine design
surplus factor
synthetic methods
tangential cross bedding
terefah
test control specimen
the academy
top edging
total kill
Trachypodeae
transient boiling
transition metal ion
ultrashort-period binary
universal-joint yoke
unrake
upward flow
variable-area recording
vbrk
Vickrey, William