布鲁斯特角显微镜

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(556) / 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(120) / 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(390) / 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(164) / 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(115) / 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(445) / 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(169) / 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(288) / 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(150) / 评论(0) 分类 VOA标准英语2013年(三月)

Gloria Naylor, 'The Women Of Brewster Place' Author, Dies At 66 play pause stop mute unmute max volume 00:0000:00repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash

发表于:2019-01-17 / 阅读(119) / 评论(0) 分类 2016年NPR美国国家公共电台10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(99) / 评论(0) 分类 暮光之城•暮色

For the following three years, Mr. Brewster was back at Harvard, serving as an assistant professor of law, and was promoted to full professor in 1953. He was an expert on antitrust matters as well as on international commerce and relations. 接下来的

发表于:2019-01-29 / 阅读(133) / 评论(0) 分类 走进耶鲁大学

Kingman Brewster Jr. 小金曼布鲁斯特 In the history of Yale University, one figure should never be ignored. It is Kingman Brewster, Jr. (June 17,1919-November 8,1988),an educator, 17th president of Yale University. He is the only college

发表于:2019-01-29 / 阅读(131) / 评论(0) 分类 走进耶鲁大学

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(155) / 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(292) / 评论(0) 分类 2006年慢速英语(四)月

what if she's an angle There's a man standing on the corner 一个男子站在街角 With a sign sayin will work for food You know the man 身边的标示告之 他已失去了工作 You see him every morning 你每天清晨都能见到他 The one yo

发表于:2019-02-03 / 阅读(193) / 评论(0) 分类 好听的英文歌曲

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(121) / 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(148) / 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(164) / 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(140) / 评论(0) 分类 英文摇滚歌曲
学英语单词
.mod files
aahperd
aarhuss
adaptive huffman encoding
alkalic igneous rocks
all-geared upright drill
amp it up
Arabia Felix
arbitrary unit
atlas dummy
avac
baader-meinhof
battery dialing
Benzodiones
bivariate sign test
Bleiswijk
booty bass
broken arm
bucinnazine
cannon ball
caper(s)
centaurette
chemical method
chetivism
chip flow
coilia grayii
consoline
cottonseed hull flour
countermeasure precursor (cmp)
delafossites
dilinolenin
disquisitionist
diver service boat
divergently
dorsal cuboideonavicular ligament
draft margin
eye dog
familial cholemia
fiber strain
final-years
forcing-pump
formal discretization error
Grosch's law
guorun
gybe
Haphsiba
heptadecanone
high-precision geodesy
holleriths
if one's boat comes in
implantation of tooth
in drink
ionization of atmosphere
Iyaric
jet water pump
kenansville
listen into
load profile
main crank
make a great stir
mechanical vibrating system
medium colour
mesodic
minimum energy control
miscued
molecular equation
multidoor
mutual fund company
NRF-2
optical maser wavelength
pencil shape beam radar
pime losis
positive substituent
post-holder
pseudolpidium stellatum
pyridotropolone
Pyxidis
radiator draw-off plug
realize from
reserve statement
retention fraction
rosa bracteata bracteata
ROTFLMAO
sarov
Sungaitiram
surface tension
syrups
tank vessel
technology-heavy
telechelic rubber
the Cross
thickness of pipe wall
TIDDS
Timbos
time sequence chart
togetherish
topochemotaxis
variation in the indicating value
voltage recovery rate
weather resistance
what to do
yerl