电子雪崩

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(148) / 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(122) / 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(90) / 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(57) / 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(106) / 评论(0) 分类 Scientific American(九)月

avalanche n 雪崩,山崩(大块雪或岩石沿着山坡下滑的现象) 【例】an avalanche of letters 雪片般飞来的信件 【记】读:爱挖烂车。西藏可以致富,就连雪崩都是致富的手段。有这么一种人特别爱挖

发表于:2018-12-30 / 阅读(83) / 评论(0) 分类 不择手段背单词

The pine, placed nearly always among scenes disordered and desolate, brings into them all possible elements of order and precision. Lowland trees may lean to this side and that, though it is but a meadow breeze that bends them, or a bank of cowslips

发表于:2019-01-02 / 阅读(111) / 评论(0) 分类 精美英文欣赏

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(183) / 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(171) / 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(77) / 评论(0) 分类 TED演讲教育篇

Two men who were climbing Mt Taranaki on Sunday, were caught in an avalanche but survived. They saw the snow above them racing towards them. The snow caught them and carried them about 500m down the mountain, stopping on the edge of a cliff. They wer

发表于:2019-01-27 / 阅读(62) / 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(94) / 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(100) / 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(101) / 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(92) / 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(61) / 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(56) / 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(60) / 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(67) / 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(87) / 评论(0) 分类 双语有声阅读
学英语单词
administrative measures
akoakoa pt.
Ameritards
annular eclipse of sun
ansermetite
antidyskinetic
Antigonus I
apparent moisture sink
arthrous
atlanticus
automatic capping machine
bad apples
basic building block
bassac
baudisserite (magnesite)
beam deflector
bibbery
burr
carbon granule
Chukotskiy Rayon
composite breakwater
conservation price
differential duplex telegraph
discounting error
DT-diaphorase
eltharions
equitable liabilities
eriodictyon californicums
Eutomite
furnace foundation
gen up on
georgius
glass fibre reinforced plastic boat
glucose-phosphate
graphic lubricant
heta
hickories
hymenaeas
initial pressure peak
interdigital oidiomycosis
internal mammary lymph nodes
invertebrae
isotimic surface
johncock
kite reel
land-use analysis
macro-variable
martrone
maynard operation sequence technique (most)
metzler paradox
muhurtas
noddy shot
non-megnetic materials
oncoid
OTcl
out of doors
outspelled
oxy-dehydrogenation catalyst
Palomitas
passenger mentality
patient with
pesticide poisonings
Phascolarctinae
Plasmodiophora
Poulton-le-Fylde
praline nougat
public security organ
rate transparency
ready to run
rein unit of viscosity
republican guards
reversing tidal current
Roman bird
Rondec-TR
Rückeroth
Saint Bruno
sate (semi-automatic test equipment)
scarinesses
self-propelled combine harvester
shared Ethernet adapter
shipping data
slinkest
soiar plexus
stronghandedness
super-lunar
T'osǒng
tee-total
tenosols
umecyanin
unveilers
uprisen
vake
variation diagram(of igneous rocks)
venenous
Vernes
vertebro-arterial
Vesilahti
vipassana
wideflange
wimpiest
wised up
xilokastron (xylokastro)