视网膜有髓神经纤维

The Bible says you cannot wear clothes made of mixed fibers, so I thought, Sounds strange, but I'll try it. 圣经上说,不能穿混合纤维的衣物。所以我想:这听起来很奇怪,但是我要试试看。 You only know if you try it. I

发表于:2018-12-02 / 阅读(99) / 评论(0) 分类 TED演讲教育篇

第一章 视器 Chapter 1 Visual Organ accessory organs of eye 眼副器 adipose body of orbit 眶脂体 aqueous humor 房水 bulbar conjunctiva 球结膜 central artery of retina 视网膜中央动脉 chambers of eyeball 眼房 choroids 脉络膜 ciliary body 睫状体 ciliary

发表于:2018-12-05 / 阅读(148) / 评论(0) 分类 医学英语

FAITH LAPIDUS: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Faith Lapidus. BOB DOUGHTY: And I'm Bob Doughty. This week, we tell about the disease multiple sclerosis. (MUSIC) FAITH LAPIDUS: Multiple sclerosis is not easy to say. Those who

发表于:2018-12-07 / 阅读(82) / 评论(0) 分类 2010年慢速英语(二)月

And the problem with it is, I think we are setting ourselves up for a kind of disaster like the disaster we had in the financial system, 而问题在于,我认为,我们正在将我们自己置于类似于金融风暴那样的灾难之上, wher

发表于:2018-12-13 / 阅读(79) / 评论(0) 分类 TED演讲教育篇

Now, the idea is not as crazy as it sounds. 其实,这个想法并不像听起来那么恐怖。 I started a contest four years ago called Dance Your Ph.D. Instead of explaining their research with words, scientists have to explain it with dance. 四

发表于:2018-12-19 / 阅读(73) / 评论(0) 分类 TED演讲教育篇

Bring home a bucket of fried chicken and you may find that people have strong feelings about which part of the bird is best. Well, scientists at Washington University in St. Louis say the answer is: the eyes. At least when you compare them to our own

发表于:2018-12-24 / 阅读(83) / 评论(0) 分类 Scientific American(二)月

Even a visit to the grocery store can overload the senses. It's noisy, bright and smelly. The nose is working overtime. High up inside, specialized nerves dangle in the airstream. They detect chemicals in the air and send an electrical signal to the

发表于:2018-12-30 / 阅读(121) / 评论(0) 分类 国家地理2007年

For many of us, walking in the rain can be a pleasant and even soothing experience. For those of us who wear glasses, though, drops of water on the lenses and obscured vision can have us running for c

发表于:2018-12-31 / 阅读(85) / 评论(0) 分类 有声英文阅读

Two studies of perception: the retinas of depressed people are far worse at responding to contrast; people doubt statements more when the speaker has a foreign accent. A couple of studies on perception. First, theres now visual data to back up the id

发表于:2019-01-02 / 阅读(81) / 评论(0) 分类 60秒科学

​Apple has said that its latest computer operating system, Mavericks, is available free of charge. The California-based company made the announcement Tuesday at an event in San Francisco. 苹果公司表示,其最新款的电脑操作系统Maveri

发表于:2019-01-05 / 阅读(78) / 评论(0) 分类 CCTV9英语新闻2013年10月

This is Scientific Americans 60-Second Science. Im Karen Hopkin, this will just take a minute. Anyone whos ever cut up an onion knows that some smells can actually be painful. Now, researchers from Baltimore and Denver are closer to understanding why

发表于:2019-01-08 / 阅读(137) / 评论(0) 分类 Scientific American(三)月

A couple of studies on perception. First, theres now visual data to back up the idea that everything looks kinda gray when you feel blue. Researchers examined how the retina responds to different black-and-white contrast situations. They did the test

发表于:2019-01-08 / 阅读(99) / 评论(0) 分类 Scientific American(七)月

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Faith Lapidus. VOICE TWO: And I'm Bob Doughty. This week, we tell about the disease multiple sclerosis. (MUSIC) VOICE ONE: Joan Molenaar helps her husband Larry, a victim of multiple

发表于:2019-01-11 / 阅读(110) / 评论(0) 分类 VOA慢速英语2009年(一)月

Eye Test May Reveal Parkinsons Disease Earlier Parkinson's disease is usually discovered too late in patients for effective treatment. But now there's a new eye test that could diagnose the devastating condition much earlier. The degenerative conditi

发表于:2019-01-14 / 阅读(114) / 评论(0) 分类 VOA标准英语2016年(九月)

Lesson 19 Nerve 1.She was a bundle of nerves at the interview. 2.You've got a lot of nerve. 3.He gets on my nerves. 4.I lost my nerve when I saw that. 5.That's really getting on his nerves. 6.I must have hit a nerve with him. 7.His last word touched

发表于:2019-01-14 / 阅读(144) / 评论(0) 分类 辛沛沛NO-BOOK 辛沛沛口语提高版

我们今天要讲的习惯用语都有这样一个词nerve。Nerve通常解释为神经,但是有时它的意思是勇气。例如在我们要学的第一个习惯用语里: get up the nerve。我们来听个例子。 这是一名职员认为领导忽

发表于:2019-01-16 / 阅读(151) / 评论(0) 分类 美国习惯用语

激光手术,大饱眼福 For many of us, walking in the rain can be a pleasant and even soothing experience. For those of us who wear glasses, though, drops of water on the lenses and obscured vision can have us running for cover. Interested in re

发表于:2019-01-30 / 阅读(82) / 评论(0) 分类 双语有声阅读

In this Moment of Science Don gives Ya?l a neat trick to play on her brain. You might want to try it, too. D: Here's a simple demonstration you can do with cool implications. Find a large object that is brightly colored--let's make it a green door. S

发表于:2019-02-15 / 阅读(72) / 评论(0) 分类 英语时差8,16

Like glasses, contact lenses work by bending light rays just the right amount to make the object come into focus on the retina at the back of the eye. Sometimes the eyes natural lens has an imperfection or may not be shaped properly, which can make y

发表于:2019-02-15 / 阅读(103) / 评论(0) 分类 英语时差8,16

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(134) / 评论(0) 分类 英语时差8,16
学英语单词
a bitch in heat
adjusting collar
Advisory Committee on Toxic Substances
ala daglar
ambiguous
antarctic circles
Bakata
beat counter
Biggenden
bizzles
bull's eye structure
card-holders
carrier cells
centric diatom
charronias
cheesemeisters
collector junction
colour-marks
common user data network
Congonhas do Norte
counterbalanced gate
creeping chill
Daniel Hudson Burnham
derogatory term
designated specialist
dioic acid
dithiocarbamic acid
dna-dependent rna synthesis
ducted rocket
duocarmycins
duplex facsimile equipment
economic big power
electrical activity of brain
exchange articles
experimental autoimmune myasthenis gravis
extended data base control system
exuviates
fluoro-acetic chloride
froude's law of similitude
genus alectoriss
genus Charadrius
homogeneous structure in the national economy
hyperfine resornance
hypersomatotropism
hypolamprus kamadenalis
INGPS
intrigant
joint administration
Kalabanbougou
Kalkuni
khallaf
Konbaw
limblessly
long-end of the market
lumped parameter circuit
mariit
model plan
mutually contradictory
no decisions
no sinusoidal voltage
nonalimony
norplicacetin
nursery soil
okula
onion weed
outblushed
outer panel
overstay
pade
Pentecostally
percheron horse
performance-test
Pinus henryi
procardin
pulmonary transpiration
radix cyathulae
rate of settling
regnery
resonance radiation
rift gang edger
rim wave
Riogan
rough niter
Ruffordia
sanitary sewer
second-hand bag
semi-authoritarian
sequential approach
sgambati
shell landings
shirtdress
splanchnapophyseal
subsurface layer fertilization
taxwoman
tear fluid
telecommunication laboratories (tl)
theory of two-step flow
tidal range exposure facility
tribasic
ultrapop
uterine dysfunction
withdraw a confession