电子间隙导纳

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(183) / 评论(0) 分类 英文杂志-Magazine

Steve Inskeep : Commentator Baxter Black has his own way of trying to teach young people, though it is not as easy as it used to be. Baxter Black : Yes, Virginia, things have changed. A 20-something couple I know has occasionally sought my counsel.

发表于:2018-12-17 / 阅读(275) / 评论(0) 分类 2009年NPR美国国家公共电台7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(138) / 评论(0) 分类 TED演讲教育篇

In his younger days, Michael Oatman was educated on the streets and in bars and strip clubs. Now, the Ohio writer believes the education he's getting in college classrooms has opened doors to a better life. From NPR news, this is weekend edition. I'

发表于:2018-12-19 / 阅读(140) / 评论(0) 分类 2007年NPR美国国家公共电台

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

[00:04.60]Module9 THE GENERATION GAP [00:09.60]Unit2 I don't know whether my mum [00:13.57]and I can be friends again. [00:17.52]1 Listen and read. [00:21.59]Problem Page Pamela [00:24.84]Letter1 Dear Pamela, [00:29.33]My danghter plays her music ver

发表于:2018-12-29 / 阅读(261) / 评论(0) 分类 外研社新标准初中英语九年级

Jo: Hello, welcome to Real English from BBC Learning English. Im Jo. Sun Chen: Hello. Im Sun Chen. Jo: Today were going to look at words and phrases that you might not find in your dictionary. Sun Chen: 地道英语和大家一起学习现代英式英语中最新出现的

发表于:2019-01-02 / 阅读(220) / 评论(0) 分类 地道英语在线听

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(276) / 评论(0) 分类 2017年VOA慢速英语(十)月

今天我们要学的词组是gap。 Gap的意思是缝隙,差距。比如年龄的差距, age gap。贫富差距,the gap between the rich and the poor。收支差距,the gap between revenue and expense。 美国的一项调查结果说,美国

发表于:2019-01-07 / 阅读(249) / 评论(0) 分类 英语每日一词

今天我们要学的词组是gap。 Gap的意思是缝隙,差距。比如年龄的差距, age gap。贫富差距,the gap between the rich and the poor。收支差距,the gap between revenue and expense。 美国的一项调查结果说,美国

发表于:2019-01-07 / 阅读(173) / 评论(0) 分类 英语单词荟萃

[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(282) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

【例二】 Department of Applied Physics Tsinghua University, 100084 Beijing, China Sept. 11th, 1999 RE: Applying for Admittance Office of Graduate Admissions Boston University Massachusetts, U.S.A.

发表于:2019-01-16 / 阅读(221) / 评论(0) 分类 考研英语

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(173) / 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(204) / 评论(0) 分类 英文语法词汇

In his report, Chinese Premier Li Keqiang said at least 10 million rural residents will be lifted out of poverty this year. And the country will lift 70 million people out of poverty by 2020, according to the draft outline of Chinas 13th Five-Year Pl

发表于:2019-02-04 / 阅读(235) / 评论(0) 分类 cctv9英语新闻2016年

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(198) / 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(169) / 评论(0) 分类 实用英语

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(163) / 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(171) / 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(202) / 评论(0) 分类 双语有声阅读
学英语单词
aleka
antihunters
araeostyle
avercamp
bi-mediality
brighten up
built in varible guide vane
bustard quails
calibration interpolation
canalure
cementitious agent
Children's Online Privacy Protection Act
circle bend
circulation of commodity
class identification number
claval
clockspring
consular officer
corcelet
diacetoxyscirpenol
diagonalization of the matrix
drive someone up a wall
egg drop soups
eight-data path
exhaust trail
false friend
fingerstyle
fling open
Forest-drywood
fried finger potatoes
gas film
graph rank
gravity bombs
grounding through resistance
growth-suppressor gene
handling of plants
hannu
heigham
heterologies
higher-order harmonics
hue control circuitry
hyoid sclerite
jacquard bottom coupling
jelly-roll
kick the hindsight out
Lepidochelys olivacea
lightwave system
logical memory
maccormick
manostat
megabasse
multiple-layered wood chipboard
mutation theory (of evolution)
nebulitic gneiss
nival zone
organic photo conductor drum
pacific sturgeons
paganish
pan in
perfunctory
plegaphonia
polythelic
popkin
producer goods
psora
punktal lens
put a foot wrong
racetrack stability
regulating element
rolling type tea-cutting machine
rutile structure
saat
safety chain
scammonin
seasonal risk
second review
similar motions
skrait
sleep strike
smoking test
smoothings
special juristic person
starter of gas tube
tannalbin
target diffuse reflectance
target heart rate
the moon reindeer
throw someone a curve
triforce
tritarchy
ulnaris
unfinished washer
unsecrets
uroboric wholeness
useful capacitor
valley harnessing
vitamin b conjugate
wait state bit
wheeled plough
worldly-mindedly
yefimovich
Yokenella