能量分析显微镜

Our story today is called The Diamond Lens. It was written by Fitz-James O'Brien. We will tell the story in two parts. Now, here is Maurice Joyce with part one of The Diamond Lens. When I was ten years old, one of my older cousins gave me a microscop

发表于:2018-12-08 / 阅读(750) / 评论(0) 分类 2018年VOA慢速英语(二)月

[00:00.00]Lesson 4 Atom [00:01.95]原子 [00:03.89]The really strange thing about atoms is that most of us will never see one. [00:08.87]原子最奇特之处在于绝大多数人永远也无法看到它。 [00:13.84]Atoms are so small that it's impo

发表于:2018-12-08 / 阅读(305) / 评论(0) 分类 赖世雄学英语第四册

Our story is called The Diamond Lens. It was written by Fitz-James O'Brien. Today we will hear the second and final part of the story. Here is Maurice Joyce with part two of The Diamond Lens. When I was a child, someone gave me a microscope. I spent

发表于:2019-01-03 / 阅读(619) / 评论(0) 分类 2018年VOA慢速英语(三)月

After hundreds of years, the most common, basic microscopes still operate by means of the same old hardware: the lens. But what if you could do away with that lens and create a microscope that fits on a cell phone? Thats what researchers led by Aydog

发表于:2019-01-08 / 阅读(553) / 评论(0) 分类 Scientific American(六)月

This is the VOA Special English Development Report. Nanotechnology uses matter at the level of molecules and atoms. Researchers are finding different uses for particles with a length of one nanometer, or one-billionth of a meter. These include things

发表于:2019-01-11 / 阅读(280) / 评论(0) 分类 VOA慢速英语2007年(三)月

The Diamond Lens by Fitz-James O'Brien, Part Two 钻石镜头 by 菲茨詹姆斯奥布莱恩 Ⅱ Our story is called The Diamond Lens. It was written by Fitz-James O'Brien. Today we will hear the second and final part of the story. Here is Maurice Jo

发表于:2019-01-12 / 阅读(650) / 评论(0) 分类 2015年VOA慢速英语(七)月

The Diamond Lens by Fitz-James O'Brien, Part One 钻石镜头 by 菲茨詹姆斯奥布莱恩 Our story today is called The Diamond Lens. It was written by Fitz-James O'Brien. We will tell the story in two parts. Now, here is Maurice Joyce with part o

发表于:2019-01-12 / 阅读(391) / 评论(0) 分类 2015年VOA慢速英语(七)月

'The Diamond Lens' by Fitz-James O'Brien, Part Two 钻石透镜 II by 菲茨詹姆斯奥布赖恩 Our story is called The Diamond Lens. It was written by Fitz-James O'Brien. Today we will hear the second and final part of the story. Here is Maurice J

发表于:2019-01-12 / 阅读(526) / 评论(0) 分类 2016年VOA慢速英语(九)月

iPhone Becomes Low Cost Microscope The Apple iPhone can be used for lot of things making calls, playing games and sending pictures, video and text. Scientists say it also can be converted into a low-cost microscope to detect worm-related infections i

发表于:2019-01-14 / 阅读(346) / 评论(0) 分类 VOA标准英语2013年(三月)

Scientists Develop Motor-free Device That Eases Walking Strain 科学家发明无动力助行走设备 Devices that help people walk were once thought to be impossible to design without some kind of auxiliary power. But U.S. scientists at Carnegie Me

发表于:2019-01-14 / 阅读(288) / 评论(0) 分类 VOA标准英语2015年(四月)

科学家发明无动力助行走设备 Devices that help people walk were once thought to be impossible to design without some kind of auxiliary power. But U.S. scientists at Carnegie Mellon University and the University of North Carolina have built

发表于:2019-01-14 / 阅读(311) / 评论(0) 分类 VOA标准英语2015年(八月)

Ladies first, partner? Edward asked. 搭档,女士优先?爱德华问。 I looked up to see him smiling a crooked smile so beautiful that I could only stare at him like an idiot. 我抬头看见他一脸坏笑,可笑得是那样的好看,害得

发表于:2019-01-22 / 阅读(258) / 评论(0) 分类 暮光之城•暮色

AMERICAN STORIES - The Diamond Lens, Part OneBy O'Brien, Fitz-James Broadcast: Saturday, April 01, 2006 Announcer: Now, the Special English program, AMERICAN STORIES. (MUSIC) Our story today is called

发表于:2019-01-30 / 阅读(348) / 评论(0) 分类 2006年慢速英语(四)月

AMERICAN STORIES - The Diamond Lens, Part TwoBy Fitz-James O'Brien Broadcast: Saturday, April 08, 2006 Announcer: Now, the Special English program, AMERICAN STORIES. (MUSIC) Our story is called The Di

发表于:2019-01-30 / 阅读(521) / 评论(0) 分类 2006年慢速英语(四)月

WASHINGTON, May 1 (Xinhua) -- Scientists from IBM on Wednesday unveiled the world's smallest movie, made with one of the tiniest elements in the universe: atoms. Named A Boy and His Atom, the movie used thousands of precisely placed atoms to create n

发表于:2019-02-04 / 阅读(324) / 评论(0) 分类 英语新闻

When theyre not making sweet love in the zoo or dodging poachers in the wild, giant pandas sit around and munch on bamboo. Their metabolic ability to take it easy has long baffled scientists. 除了在动物园里交配以及在野外躲避偷猎者,

发表于:2019-02-05 / 阅读(321) / 评论(0) 分类 阅读空间

China's proposed supercollider will be twice the size of the Large Hadron Collider or CERN in Switzerland that helped discover the Higgs Boson or the God Particle in 2012. It will also serve as a symbol of the country's rise as a global superpower by

发表于:2019-02-07 / 阅读(308) / 评论(0) 分类 英语新闻

Bacteria Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. Rod-shaped bacter

发表于:2019-02-17 / 阅读(292) / 评论(0) 分类 双语有声阅读

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(373) / 评论(0) 分类 双语有声阅读

How could you say you know who I am? Do you ever wonder why I'm here? The thoughts play back in your head like a film that has been stick on repeat. Imagine that this picture of me is painted for you. A portrait is made to hold a moment and moments w

发表于:2019-02-26 / 阅读(320) / 评论(0) 分类 英文摇滚歌曲
学英语单词
a-horseback
airtosurface
amidithion
ammonium iron chloride
asymmetrical aerial input
attenuation oscillasion impulse
Ben Day tint
bendy bus
blueviolet
bucar
button speck
cam contactor
cell array highlight
Chloris barbata
Circassian
coacervated
coadjacency
colletti
cookies and milk
cw dye laser
cyberromance
dal makhani
debay
delassable
Dermatologics
diamorphs
diplopia test
Dorpen
doubleyous
Dyess Air Force Base
ERDP-1
eye brows
false tooth
fibrae reticulocerebellares
gender dysphorias
genus thomomyss
gerans
gold specie standard
Gracehill
graphical formula
handling charge
hate crimes
hovelling
Huachi, L.
Hydrobromofluorocarbons
hypersoft
immediate symbol
incapably
inlet boundary layer
interword blank
is that you
isoperimetrical figures
jingoist
keep-alive contact
Kvemo Kartli
L.R.S.
Landrum-Griffin Act
Lebbaeus
melt-blown fabric
mercury-news
methylenophil
microlaminations
modify ticket
Moncay,Mon Cay
moving seasonal variance
myxobacterial
neofascism
newshands
non voting shares
north american nations
nua
oxyspora paniculata dc.
pensiones
perorator
Phaneroglossa
piaton wrench
pinch plasma
public-address system
Pyongsa
rainy day season
sao caetano do sul
scaltre
Semmes, Raphael
skint
snortles
sound-gates
spineboard
staphylococcal actinophytosis
Stokkemarke
stop-go policy
sub-ledgers
subtransient short-circuit current
Tammany Society
the reason against
torular meningitis
trial trip rating
twin-rotor helicopter
unmanipulatable
vulpinest
vulturish
water spray fire extinguisher
Zirkel, Ferdinand