立体显相光学显微镜

Now the Special English Program American Stories. 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''.

发表于:2018-12-11 / 阅读(184) / 评论(0) 分类 美国故事

Light goes through the pupil, the dark hole in the center of your eye. The light becomes an image on the retina, which converts these images into nerve impulses. The brain reads these impulses and tells you what you are seeing. The image that the ret

发表于:2018-12-11 / 阅读(174) / 评论(0) 分类 原版英文小故事

(MUSIC) 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. (MUSIC) Storyteller: When I was a child, someone

发表于:2018-12-11 / 阅读(177) / 评论(0) 分类 听美国故事练听力

AMERICAN STORIES - Short Story: The Diamond Lens by Fitz-James O'Brien (Part 2) Now, the Special English program, AMERICAN STORIES. (MUSIC) Our story is called The Diamond Lens. It was written by Fitz-James O'Brien. Today we will hear the second and

发表于:2018-12-16 / 阅读(217) / 评论(0) 分类 2011年VOA慢速英语(六)月

03 Using a Camera GLOSSARY camera a device used to take photographs of images, people, or scenes * Im not a professional photographer, so I dont need an expensive camera. Justa simple camera is good enough for me. photography the art and science of t

发表于:2018-12-26 / 阅读(294) / 评论(0) 分类 2010年ESL之旅行交通购物

(woman) Most people think of astronomers as people who spend their time in cold observatories peering through telescopes every night. In fact, a typical astronomer spends most of his or her time analyzing data and may only be at the telescope a few

发表于:2018-12-30 / 阅读(189) / 评论(0) 分类 托福听力短文

(MUSIC) 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. (MUSIC) Storyteller: When I was a child, someone g

发表于:2019-01-01 / 阅读(284) / 评论(0) 分类 美国故事

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:2019-01-02 / 阅读(176) / 评论(0) 分类 60秒科学

University of Cambridge scientists have trained sheep to recognize the faces of famous people. The scientists hope facial recognition may help with their understanding of neurodegenerative diseases. The researchers showed the sheep pictures of people

发表于:2019-01-03 / 阅读(286) / 评论(0) 分类 2017年VOA慢速英语(十一)月

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(462) / 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(250) / 评论(0) 分类 Scientific American(六)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(507) / 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(372) / 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(222) / 评论(0) 分类 VOA标准英语2013年(三月)

BBC Learning English London Life School builds huge camera obscura Amber:Hello, I'm Amber, and youre listening to bbclearningenglish.com. In London Life today, we visit a school to hear about a very unusual new piece of playground equipment! The Mic

发表于:2019-01-16 / 阅读(293) / 评论(0) 分类 伦敦生活

本期内容: Sometimeswefeelthatweneedtobesomeoneelseinordertofitin,beabettermotherorwife,orportrayanimagethatwebelieveeveryoneelsewilllove.Nomatterhowhardyoutrytobesomeoneelseyouwillneverbegoodenough.Youwilldothebestandbethehappiestonlyifyoustopl

发表于:2019-01-19 / 阅读(180) / 评论(0) 分类 口语侠每日早读

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(367) / 评论(0) 分类 2006年慢速英语(四)月

Topics: Ask an American: Libraries Using Ad Campaigns to Improve Image and Funding; making introductions; stack versus stock Words: to light up to click deficit geek mental synapse to get (ones) geek on billboard poster reaction hip to hit to introdu

发表于:2019-02-23 / 阅读(150) / 评论(0) 分类 美语听力 English Cafe

At some point in our childhoods it dawns on us how incredibly great it would be to turn invisible. Just imagine all the places you could sneak into! Think of all the things you'd get to see! Well, nobody knows yet how to make a person invisible. But

发表于:2019-03-06 / 阅读(220) / 评论(0) 分类 英语时差8,16

SPIM stands for Selective Plane Illumination Microscopy. SPIM is a new kind of microscope technology. It provides a significantly sharper image than current microscopes, and it also allows one to study living organisms without destroying or harming t

发表于:2019-03-06 / 阅读(221) / 评论(0) 分类 英语时差8,16
学英语单词
achillurabainiasis noveli
acquired disease
acrylan
Albertinum
ammonium ferric citrate
arch furnace
arylsulphatases
bad sort
Bahama Bank
beat knee
bevel gauge
budged up
bulkhead resistant to water
chafes
channel analysis
cherry birches
chicken pox
chivalric
civilian internee
community allotment
contact anglr
croxford
distilled water wash
doubleplus
dropping point
Ech Chélif
edible dormice
encoding bias
ending point
EPRI (electric power research institute)
eragrostis tefs
erasion
estimated rate distribution
faboo
femto-grays
fore-and-aft tilt
frequency-programming system
fruit and vegetable peeler
genus Electrophorus
global chain orientation
global fault
gorgiouse
gravimetries
Hancock, Winfield Scott
helicomyces roseus
hollow bearing pin
Honda Motor
IDOE
isomuscarine
Jiayi County
jolters
Jōetsu
landing quay
lava flood
legal justice
Lilium cernuum
magnesian alum
manufacturing subsystem
mesclun
metabolism apparatus
nonclairvoyant
nuchal tentacle
oldfag
one way leasement
Otego
palindromia
path search
pepsin elixir
Perry, Matthew Calbraith
plow through
poisonous fish
power tube (valve)
prebedtime
principle of exceptions
proprioseiopsis ovatus
pseudo-time trace
pulse absorption
Romany
Saxifraga versicallosa
science of the sea
secondary programming
Selayar
sforzandos
slash-marks
spectrum series
speedometer needle
sunken fontanel in infant
temperaturecontrol system test set
that's a boy
three letter point
Tielt
timber stain
tone dialing
took the stage
toymaking
trichorhinophalangeal
U.S.N.
Votkinsk
warehouse mark
wired-in memory
won back
wraprascals