[化] 独立电子对近似

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(178) / 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(181) / 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(126) / 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(90) / 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(144) / 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(211) / 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(207) / 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(113) / 评论(0) 分类 TED演讲教育篇

By Kurt Achin Seoul 07 November 2007 All bets are off now in South Korea's presidential race. With just a little more than a month to go before the vote, a new independent candidate may draw support away from the former Seoul Mayor who, until now, ap

发表于:2019-01-31 / 阅读(123) / 评论(0) 分类 VOA常速英语2007年(十一月)

RB神童Ne-Yo的单曲《Miss Independent》正在英国单曲榜激烈打榜中。 虽然出道时间不长,但颇具才气的Ne-Yo通过三年来的这三张质量不俗的专辑已经成为当今美国年轻一代的RB音乐人的代表,年纪轻轻的他已经成为格莱美奖提名的常客,在当代RB音乐类的奖项中,近两年每年发

发表于:2019-01-31 / 阅读(199) / 评论(0) 分类 音乐咖啡厅

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(146) / 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(135) / 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(126) / 评论(0) 分类 实用英语

Miss Independent Ne-Yo It's something about, just something about The way she moved I cant figure it out. There's something about her (About her) Say ooh. There's something About kinda women that want you, but dont need you Hey I can't figure it out

发表于:2019-02-07 / 阅读(116) / 评论(0) 分类 好听的英文歌曲

Independent Women 独立女人 歌手:Destiny's Child 专辑:kdbtest Lucy Liu... with my girl, Drew... Cameron D. and Destiny Charlie's Angels, Come on Uh uh uh Question: Tell me what you think about me I buy my own diamonds and I buy my own ring

发表于:2019-02-08 / 阅读(129) / 评论(0) 分类 好听的英文歌曲

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(98) / 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(93) / 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(104) / 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(102) / 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(139) / 评论(0) 分类 双语有声阅读
学英语单词
above norm construction projects
affective reactiontype
ampittia dioscorides etura
amplifier feedback
annulments
anthropogenic succession
axial fabrics
baby's public-house
bad-girl
baggage declaration form
Bapper
beckfords
bigame
British Astronomical Association
Canfield's reagent
captain's galley
certificate for sick leave
coat tails
cold cutting
commercial rent expense
compound inflorescene
comprador note
corticium sasakii (shirai) matsumoto
data collector terminal
degenerative sialosis
desaturating
Dictyodora
embowelments
endexoteric
endless mower
feedback dynamics
fire hydrant
flavonoids
foweraker
galactosyl sucrose
general period of extinctive prescription
geochemical barriers
grasple
greaseless
hair fibers
have a true realization of something
heckel
Hessisch Oldendorf
heteroscedastic regression model
hexadecimally
himmas
hold joint court trial
Holmes, John Haynes
human races
immigration control
in praesenti
in young
Indian Defence
Irving Thalberg
isothymol
jet-propelleds
kirkaldyia deyrolli
krecaivin
leukemic lymphadenosis
load cast
Moody Air Force Base
Ngati
nickel-cadmium battery
non-humanness
nonplusing
ordinary annuity
oxychloro
PHOL
point-by-point scanning
prospecting disk
real numbers
rear double biceps
repartitions
Rhynchotrema
roller-embossed film
seliger
shitbreaths
shortening oil
sinisterity
slotted waveguide array
spade foot
sympathises
test behavior observation guide
the hairdryer treatment
the month after next
There is a time for everything.
Thevetia Adans.
thrown their hat into the ring
tofhla
tourist destinations
tower ager
trainee teacher
transmission energy converter
tube-nosed bat
two-clauses
Unga I.
uniform crossflow
unretracted
Vicia pseudo-orobus
villaraigosa
wage board system
year-end substantive testing