[网络] 电子化

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(363) / 评论(0) 分类 英文杂志-Magazine

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(286) / 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(354) / 评论(0) 分类 2017年VOA慢速英语(十)月

By Dan Robinson Capitiol Hill 16 March 2007 Former undercover CIA officer Valerie Plame, who has been at the center of a controversy involving the role White House officials played in revealing her identity, has testified in public for the first tim

发表于:2019-01-08 / 阅读(340) / 评论(0) 分类 2007年VOA标准英语(三月)

By Kurt Achin Seoul 27 April 2006 The World Trade Organization has canceled a minister-level meeting scheduled for late April, admitting that members are not ready to meet a deadline for a trade liber

发表于:2019-01-09 / 阅读(301) / 评论(0) 分类 2006年VOA标准英语(四月)

By Meredith Buel Washington 17 November 2006 Recent elections for the U.S. Congress and continuing bloodshed in Baghdad have renewed debate over whether there should be a timetable for American-led coalition forces to leave Iraq. Many critics of the

发表于:2019-01-12 / 阅读(273) / 评论(0) 分类 2006年VOA标准英语(十一月)

North Korea has told international agencies it will conduct its planned launch of what Pyongyang says is a satellite in early April. North Korea's launch of a long-range rocket became all but inevitable as Pyongyang informed international agencies i

发表于:2019-01-13 / 阅读(246) / 评论(0) 分类 VOA标准英语2009年(三月)

NASA Identifies Shuttle Endeavour's Heater Glitch NASA says engineers at Kennedy Space Center believe they have identified the cause of the heater failure that forced the postponement of the launch of the shuttle Endeavour. NASA technicians say the f

发表于:2019-01-14 / 阅读(247) / 评论(0) 分类 VOA标准英语2011年(五月)

The International Committee of the Red Cross is appealing for access to all areas of conflict in Libya as fighting intensifies. The president of the ICRC, Jakob Kellenberger, says the conflict in Libya has descended into civil war. He says he is alar

发表于:2019-01-14 / 阅读(267) / 评论(0) 分类 VOA标准英语2011年(三月)

[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(388) / 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(249) / 评论(0) 分类 TED演讲教育篇

By Jim Malone Washington 13 April 2006 Confessed al-Qaida conspirator Zacarias Moussaoui complained about his defense lawyers Thursday during his sentencing trial in Alexandria, Virginia, just outside

发表于:2019-01-31 / 阅读(294) / 评论(0) 分类 2006年VOA标准英语(四月)

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(290) / 评论(0) 分类 英文语法词汇

By Deborah Tate Capitol Hill 04 August 2006 Among the last issues to come before the U.S. Senate before lawmakers began their August recess were cybercrime and cybersecurity. Senators ratified an international treaty aimed at cracking down on crimes

发表于:2019-02-05 / 阅读(316) / 评论(0) 分类 2006年VOA标准英语(八月)

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(273) / 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(227) / 评论(0) 分类 实用英语

U.S. military officials say they have identified the four Marines seen on video urinating on the bodies of dead Afghan Taliban fighters. The Naval Criminal Investigative Service, heading the main inquiry into the video, has also reportedly questioned

发表于:2019-02-08 / 阅读(345) / 评论(0) 分类 英语新闻

By Al Pessin Kansas 18 December 2006 Army training troops who will serve as advisers to the Iraqis are seen in Fort Riley, Kansas, 28 Oct 2006 In the raging debate over the future of U.S. policy toward Iraq, there is one point on which all sides see

发表于:2019-02-12 / 阅读(349) / 评论(0) 分类 2006年VOA标准英语(十二月)

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(256) / 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(273) / 评论(0) 分类 双语有声阅读
学英语单词
aditus orbitae
adjectivehood
Adraskan, Daryā-ye
allemande sauce
basetray
bicuspid brackets
biological decontaminant
braking skid
broad age group
Campylotropis argentea
Ceflupeazone
cementoid
class oppression
coccus disease
code word-locator polynomial
colour of office
component environment
concarnation
corsaint
counter-stricken
crack shots
ctenactis crassa
dap pled
daquiris
data analysis software
dead flat sheet
deceasure
decimal capacitance box
DEng.
descriptive folder
distress sale
dredger pontoon
electric lines of force
estuarines
expansion spending
extend oneself
fixed-end
follow-up steering
fucoxanthol
fucus bath
gauche caviar
gemmotherapeutic
genl.
gyromytrin
heading slope
horn feed system
hunting knives
imminent death
integral transcendental function
interthalamic connexus
inther
ketomycolates
lantern wheel gearing
laryngopharyngectomy
lean metering
light white mineral oil
Liparis petiolata
longitudinal cross section
Merginae
miell
Mijertinia(Bari)
mim-
nardil
newberger
non-insulated container
nontectonic
Oldenburg, Claes
ophiobolenal
output current rating
overfronting
PA (pulse amplifier)
partias
Power Rise
pulverized limestone
quirksome
Ranunculus popovii
readthrough mutation
Runcu
sclerodactly
self-actuated regulator
sonicated
stratofortress
sub-telegraph reply circuit
subject classification table
sweatproof
tail rod catcher
tallgrass prairie
TCC (television control center)
Telegraph Creek
tengs
terpilenes
thiurams
threw shade
tie score
time charter hire
tonnage freight train
translator bail switch
transverse commissures
Tropaeolum majus L.
un american
upper air front
uranium metaphosphate