显微镜透镜

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(583) / 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(151) / 评论(0) 分类 赖世雄学英语第四册

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(146) / 评论(0) 分类 美国故事

Now the Special English program, American stories. 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

发表于:2018-12-11 / 阅读(145) / 评论(0) 分类 美国故事

(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(139) / 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(165) / 评论(0) 分类 2011年VOA慢速英语(六)月

AS IT IS 2014-06-28 DIY Microscope Costs Only One Dollar 自制显微镜只需一美元 From VOA Learning English, this is As It Is. Today we hear about a recent development in microscope technology. Now, you might think this will be about a costly a

发表于:2018-12-16 / 阅读(144) / 评论(0) 分类 2014年VOA慢速英语(六)月

(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(247) / 评论(0) 分类 美国故事

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(415) / 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(190) / 评论(0) 分类 Scientific American(六)月

AMERICAN STORIES - Short Story: The Diamond Lens, Part 1, by Fitz-James O'Brien SHIRLEY GRIFFITH: Now, the Special English program, AMERICAN STORIES. (MUSIC) Our story today is called The Diamond Lens. It was written by Fitz-James O'Brien. We will te

发表于:2019-01-12 / 阅读(183) / 评论(0) 分类 2011年VOA慢速英语(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(471) / 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(196) / 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(321) / 评论(0) 分类 2016年VOA慢速英语(九)月

'The Diamond Lens' by Fitz-James O'Brien, Part One 《钻石透镜》by 菲茨詹姆斯奥布赖恩 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

发表于:2019-01-12 / 阅读(150) / 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(178) / 评论(0) 分类 VOA标准英语2013年(三月)

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(181) / 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(331) / 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(146) / 评论(0) 分类 英语新闻

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(169) / 评论(0) 分类 英文摇滚歌曲
学英语单词
aid in planning for utilities
alkalescent
Ambātturai
application development environment
arrillaga
as God is my witness
automatic bolometer calibration
bedazzlingly
bee-hole bore
black dermographia
bowable
canbonado
circle of higher order
coefficient of quartile deviation
common operating work
compression shear apparatus
core length
Crimean Mountains
cross-world
day night capacity
degree of certainty
delusorious
double-wide
Dumai
duplicate circuit
dye transfer process film
dynamic growth
editorial sync
electric washer
engobe decorating
ennobled
epoxy content
erbium ion
execute statement (exec)
favourable treatment and pension
fence-sitting
floralbackground
Gandava
general affine differential geometry
have a hard time
have an effect
hypoxemias
i-gast
imbrutement
interfacial aging
internals support ledge
Irshava
isiac
kamakuras
keymen
kilobasepairs
laccifer lacca
layered cable
lebovics
low observation reentry vehicle
Maesa ambigua
melanotic cancer
memu keypad
Merian's formula
monetary-policy
Muge, R.
multi-block transfer
multijointed
non-compensated value date
nonwilderness
odontosteresis
one old cat
orrage
pandiculation
panel practice
pipeline float and drag method
piping manifold
polymerized rosin
polyvinyl acetate adhesive
porphyrellus atrafuscus
portable operating system interface for computing systems
proacrosomic granules
profit clearing
pulpit
quintuplex
regrindability
renopericardial
scratch pad test channel
semi-outdoor thermal power plant
separation wall
short changes
SKF-1026A
solid bearing
Sterculia gengmaensis
sternpost
synchrony
tectibranch
tow ... away
transient neutron slowing down
Tunguda
Turenne
twenty-five past
variousnesses
West Coast handling
woman's room