变焦距显微镜;变焦显微镜

[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(167) / 评论(0) 分类 赖世雄学英语第四册

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发表于:2018-12-13 / 阅读(171) / 评论(0) 分类 加州英语分级G1

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发表于:2018-12-13 / 阅读(178) / 评论(0) 分类 加州英语分级G1

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发表于:2018-12-13 / 阅读(195) / 评论(0) 分类 加州英语分级G1

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发表于:2018-12-13 / 阅读(165) / 评论(0) 分类 加州英语分级G1

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发表于:2018-12-13 / 阅读(187) / 评论(0) 分类 加州英语分级G1

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发表于:2018-12-13 / 阅读(170) / 评论(0) 分类 加州英语分级G1

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发表于:2018-12-13 / 阅读(193) / 评论(0) 分类 加州英语分级G1

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发表于:2018-12-13 / 阅读(176) / 评论(0) 分类 加州英语分级G1

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 knowledgeable [ 5nClidVEbl ] He made s

发表于:2018-12-30 / 阅读(179) / 评论(0) 分类 每日攻克5词

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(435) / 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(218) / 评论(0) 分类 Scientific American(六)月

Song:Zoom Artist:Tata Young Zoom Zoom in under my skin Gotta slow down now to begin Baby don't rush You can look but don't touch You think you know When u see me in my videos How the story goes But that's just the side that I expose Look through

发表于:2019-01-11 / 阅读(163) / 评论(0) 分类 英语热力歌曲

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(486) / 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(344) / 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(190) / 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(193) / 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(340) / 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(158) / 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(177) / 评论(0) 分类 英文摇滚歌曲
学英语单词
a bond
actual exchange rate
adjustable oscillator
administrative advice
akun i.
analytic job evaluation
APV Gaulin press
artsvision
average critical value method
Avrig
ballonet ceiling
Bengal quince
benzidine reaction
bramble nets
cabbies
CaH2O
chairness
cheap like borscht
Cinnamomum platyphyllum
cocktail shaker sort
column of air
comb-overs
contractive mapping
customer-friendliness
cut flowers
debonds
decascaler
directione
disc flower, disc floret
ductus nasofrontalis
erosion of state assets
fade velocity
feeder beach
flids
friction force microscopy
fruit coat
Fuentepinilla
give the boot
handwritten form
hayashi limit
hiermartyr
HSS (hot shutdown system)
impeccability
industrial porcelain
inner cold water
insertion element
inter-temporal consumption baskets
International Navigation Congress
josceline
kiiza
lampriforms
larch bark extract
law-declaring agency
local circuit neuron
macro-pyramid
magnitude order
marcelled
masoned
maximum-likelihood estimator
mean astronomical north
moldwarp
multilevel resist
multiplevertebra
mycotic intertrigo
news-sentinel
off your chest
oxide-isolation-isoplanar
phosphoarabonic acid
physiognomers
pieced-together
plurar
prenomina
product generator
property plant and equipment
pseudoaldite
registration mark light
revival of Literature
Rikantai
rip-sulwer
run-up brake
second - order differential equation
single spanner
situation-identification problem
skalholt
slow-runner
slypes
sorting representation
squinancywort
steel bond hard alloy
stress-rupture testing of tube
Stymphalides
sulfoacid
systematic plant sociology
tariff treaties
Theloschistaceae
thermolytic centers
three-intersecting line method
tradescantia fluminensis leakenensis rainbow
two-timings
universal education
variable resistance pick up
xyrichtys woodi