高能电子片

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(143) / 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(110) / 评论(0) 分类 新东方赵丽词汇课堂

[00:04.13]Tesxt 6.1 Cleaning up the balance she [00:08.44]However ,it is not always the limit on borrowings power which prompts a company to seek off balance-sheet financ [00:15.65]After all, the articles of association can ,with shareholder's approv

发表于:2018-12-05 / 阅读(227) / 评论(0) 分类 西方会计英语

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(83) / 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(53) / 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(99) / 评论(0) 分类 Scientific American(九)月

Co-signing an approval sheet A: Albert? Could you co-sign this approval sheet? Accountings getting really picky. B: I know. Theyve already sent back two approvals I sent them. Where do I sign? A: Right here. Its for that new fax machine were getting.

发表于:2018-12-25 / 阅读(102) / 评论(0) 分类 办公室英语口语

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(178) / 评论(0) 分类 2017年VOA慢速英语(十)月

A: Can you help me with my timesheet? B: Sure! I can help you. Do you know where the timesheets are kept? A: No, I don't know where to find one. B: Well, once you get one off the shelf over there, you first put your name on it. OK? A: Yes, I can do t

发表于:2019-01-15 / 阅读(98) / 评论(0) 分类 英语情景对话-工作

A: How do we do timesheets here? B: They are actually fairly straightforward. Do you know where the blanks are kept? A: Yes, I already have one. B: OK, well after you take one out of that second drawer, you put your name on the top. Do you see? A: I

发表于:2019-01-15 / 阅读(97) / 评论(0) 分类 英语情景对话-工作

A: I need help with my timesheet. B: OK, no problem. Have you found the blank ones? A: Yes, I have seen them. B: Yes, well put your name on it after you have downloaded it off the company website. OK? A: Yes, I understand what to do. B: You fill in t

发表于:2019-01-15 / 阅读(95) / 评论(0) 分类 英语情景对话-工作

[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(162) / 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(73) / 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(94) / 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(96) / 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(85) / 评论(0) 分类 实用英语

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(52) / 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(56) / 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(60) / 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(82) / 评论(0) 分类 双语有声阅读
学英语单词
acoustical reflector
assistant prosecutor
beer guts
bete rouge
big-heartedly
blacktongue
Bocholt
body-shaken
candyce
cetostoma regani
citals
Cocoro I.
cod oils
collapsible shelter
contour of constant geometric accuracy
cranck
crime of counterrevolutionary homicide
Damroh
dark factory
Dashapalla
date-nut bread
dead-head crew
del credre
direct radial triangulation
dwt.
effect of screw and rudder
Esvres
ethinamate
faculty senate
fast-back
fleetlands
freudenburg
galvanofaradization
gear coupling
geographical profile
glimpse
Glyoxylyl
heat sink compound
hemangioxanthoma
Holmes scale
hosepipe ban
Hostrup
if necessary
implicit conversion enable
improved mass selection
insinuate into
lady-killers
last received
lead-minings
macro crystal
maneuvering autopilot
mascular tension
maximum material size
methyl-24-hydroxyglycyrrhetate
methylprotocatechuic acid
monoclinic tetarto-pyramid
mugilogobius chulae
narrow path
nerve wracking
noncontaminated atmosphere
not pay
NSHS
Oitavos
one-side information source
output header
oxygen enhancement ratio
pad-steam process
papilionaceous plant
parallel in the narrow sense
Patterson method
patwaris
Pistol River
planar class of symmetry
primary water purification plant
promorphology
rachiterata
reachability set
ready-to-wear store
recurrent sequence
red snappers
reprivation
rhynchostegium vagans
rotary shoe
ryals
salvage convoy
screw ventilation
sideryl
solar corpuscular flow
stormbreakers
survivability and vulnerability model
syndrome of stagnated heat of gallbladder channel
take home to oneself
technical question
the Blue Book
tolerableness
triazolic
universal blowpipe
warm pool
warranty of goods safety
white reflectance standard
work of screening pseudo-collectives
yield-mass curve