音标:[ˈɔpəˌreɪtɪŋ ˈmaikrəskəup] ;
手术显微镜
词型变化:名词复数形式 : operating microscopes

Learning a New Operating System Vanessa: [gasps] What happened to my computer overnight? This cant be my computer. Reza: It is. The tech guys installed a new operating system on all of the computers after hours. Vanessa: But my desktop looks complete

发表于:2018-12-03 / 阅读(155) / 评论(0) 分类 2015年ESL之商务英语

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(553) / 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(117) / 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(385) / 评论(0) 分类 2018年VOA慢速英语(三)月

In the space that used to house one transistor, we can now fit one billion. 在以前,可以放置一个晶体管的空间,现在可以放10亿个。 That made it so that a computer the size of an entire room now fits in your pocket. 这导致曾经

发表于:2019-01-03 / 阅读(116) / 评论(0) 分类 TED演讲科学篇

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(160) / 评论(0) 分类 Scientific American(六)月

Diameter 直径 A diameter is a straight line inside a circle. 直径是圆内的直线。 Can any straight line in a circle be a diameter? 圆内的任何直线都是直径吗? No, its two ends must meet at two different points on the circle. 不是

发表于:2019-01-10 / 阅读(115) / 评论(0) 分类 与美国小学生一起学英文第9册

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(113) / 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(441) / 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(165) / 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(285) / 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(144) / 评论(0) 分类 VOA标准英语2013年(三月)

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(93) / 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(152) / 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(285) / 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(121) / 评论(0) 分类 英语新闻

Viruses prosper by hijacking the genetic material of a living cell and using it to produce more virus. 病毒掠夺活细胞的基因材料,用来制造更多的病毒,从而大量生长。 They reproduce in a fanatical manner, then burst out in

发表于:2019-02-17 / 阅读(95) / 评论(0) 分类 万物简史

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(142) / 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(158) / 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(135) / 评论(0) 分类 英文摇滚歌曲
学英语单词
a clap of thunder
a kiss ass
AC balancer
accumulated income
active attitude control
Alibori
amphibious landings
anthemis
attract investment
Auligk
basic economic and welfare aspect
benocclusion
brachiocyllosis
budman
Champagne Crayeuse
Charlie Foxtrots
coal swamp
compound kinoform
compressed-air illness
convolutional coder
cuneate nucleus
cystideans
daham
daily sale
delivery-only
depends
disassimilative
Donoghueand Bostock centrifuge
double camera
drooping nose
dunstanburgh
dynamitist
earth-nut peas
ecosystem energetics
ectomesenchymal chondromyxoid tumor of the anterior tongue
Eisteddfodic
elastic tissue degeneration
Elzholz's mixture
embasixadas (brazil)
emperor-worship
exchange mechanism
farmwork
financial management services
firing
floating equipment
force filed
friction paper feed
fruticeta
Gervase Of Canterbury
gladdon iris
Guinea plum
haberdines
halophiles
helmont
hillchimb race
i-swolle
incidence of light
initial pressure peak
Instron tensile tester
interfacial polycondensation
job skills test
keilty
Limbara, Mte.
longrifles
ludically
melting point indicator
menesini
mirines
molecular substance
molecularity
more-rapid
morphoscopic
never so
officiums
onscreen
ordering relation
patellar reflexes
pole retriever
power metal-oxide-semiconductor field effect transistor
radioimmunoprecipitation assay
raising worm
row column headers
segger
self worth
sequence-number readout
software practice and experience
solid type cable
solutizer process
spectral contour plotter
summer-cloud
swim bladder veins
swine hookworm
unbalance tree
urinarily
vanilla dermatitis
vibrating type circuit breaker
wardour
wasted power
wipes down
yataghan, yatagan
yolonda